Slay the Princess Walkthrough: All 93 Achievements Unlock Guide & Platinum Route | Complete Trophy

This game has 93 achievements waiting for you to unlock. The routes are complex like a tangled mess, and getting that Platinum trophy requires serious patience. The non-linear narrative means every choice is a fork in the road. One wrong step forces a chapter restart, and missing a single dialogue option might lock you out of an ending forever. Many players get stuck halfway through because they don't understand the achievement trigger logic. This guide feeds you the exact unlock conditions without beating around the bush. Follow these steps and you'll get the trophies.

1. Story Achievements (Main Progression)

The Real Slaying of the Princess Starts Here

This is the most basic entry achievement. Zero difficulty.

1. Start the game and bring her a vessel. After meeting her, return to the starting point
2. Don't do anything extra. Just go back
3. The achievement pops immediately

I've Never Left Your Side

This achievement is mutually exclusive with the one above. You can only get one per run.

1. Bring her a vessel. After the dialogue, don't leave
2. Choose to stay and wait with her instead of returning
3. Listen through the follow-up dialogue. The achievement unlocks automatically

The Body / The Swelling / The Rot / The Remains

These four achievements are progressive unlocks for looking in the mirror. Each mirror interaction gives you one.

1. First time looking in the mirror unlocks The Body
2. Second time looking unlocks The Swelling
3. Third time unlocks The Rot
4. Fourth and final time unlocks The Remains

Make sure you walk up and interact with every mirror. Don't skip any.

Denial / Anger / Bargaining / Depression / Acceptance / Like You Had Nothing to Begin With

This chain of six achievements comes from refusing to bring vessels in sequence.

1. First failure to bring vessel unlocks Denial
2. Second failure unlocks Anger
3. Third unlocks Bargaining
4. Fourth unlocks Depression
5. Fifth unlocks Acceptance
6. Sixth and final failure unlocks Like You Had Nothing to Begin With

The method is simple. Play any Chapter 1 content, then refuse to enter the cabin in Chapter 2. Repeat six times separately to unlock all.

I Don't Need Answers

This achievement tests your restraint. Stay silent the entire time.

1. Enter the basement and find the mirror
2. Destroy the mirror immediately. Don't ask the Narrator anything
3. One hit and it's done. Clean and simple

The Death of the Author

Opposite of above. Ask everything.

1. Meet the Narrator and keep asking questions. Go through every option
2. Keep going until he has nothing left to say
3. The system recognizes you drained all info. Achievement pops

A Long Silence

This requires specific dialogue triggers.

1. Keep talking to the Narrator. Deep dive into identity topics
2. Until you trigger the revelation about who you really are
3. Listen through that key conversation. Unlocks automatically

Through Conflict

This is the basic combat line ending.

1. Bring her 5 vessels. Collect all to trigger the final awakening
2. When she wakes up, choose to fight her
3. During combat, eventually choose to join her side and become allies

There is No Ending

Mutually exclusive choice from above.

1. Same setup. Bring 5 vessels and wait for her to wake
2. This time don't fight. Choose to join her immediately
3. Peaceful joining unlocks this

A Strange Beginning

This route is special. Order matters.

1. First bring her The Stranger. This is vessel one
2. Then bring any other 4 vessel types to reach 5 total
3. When she wakes, choose to fight. When you get the chance, tell her you neither want to join nor slay her

And Then? What Happened Next?

This ending is hidden. Watch your item loadout.

1. Bring 5 vessels, fight, choose neutral stance
2. Critical: Do NOT bring the blade into the basement
3. Sit with her. Choose to leave with her. This triggers the special ending

You Are on a Path in the Woods

Similar to above but opposite item requirement.

1. Bring 5 vessels, fight, choose neutral stance
2. This time you MUST bring the blade
3. Sit with her and agree to her plan. This unlocks the route

A New, Endless Dawn / A New, Endless Dawn, and Everyone Hates You

These two are mirror versions depending on your choices.

1. Bring 5 vessels. Every time you reach the mirror, comfort your voice for the kind route
2. Slay her at the end to unlock the first
3. If you tell the voice they're going to die every mirror visit, go cruel route
4. Slay her at the end to unlock the hated version

Our Song

This one is simple. Watch through the credits. Don't skip.

2. The Adversary Route (Confrontation Endings)

This route focuses on fighting the awakened Princess head-on. Requires multiple basement visits to explore different interactions.

That Which Cannot Die Cannot Be Dead / The Strong Vessel

These two have identical unlock conditions. Probably version differences.

1. Chapter 1: Bring blade to basement. Talk to her on the way down. Tell her you won't kill her
2. At the critical moment, refuse to drop the blade. Slay the Princess
3. Chapter 2: Bring blade to basement. Attack the Adversary. Keep stabbing her arm
4. When she asks if you understand, pick any dialogue. Stab again
5. Ask what she means by unbinding. Tell her she won't die

That Shouldn't Have Worked

This achievement requires you to question her logic.

1. Chapter 1 same as above. Talk, refuse to drop blade, slay her
2. Chapter 2 bring blade, attack Adversary, but only stab once then stop
3. Ask what she's talking about. Tell her she's rushing
4. Slay her at the end. Make sure you leave after she dies

Strike Me Down...

This requires you to stay passive and take hits.

1. Chapter 1 bring blade, talk, slay her
2. Chapter 2 blade optional. Enter basement and talk to Adversary repeatedly
3. Refuse to fight her no matter what. Keep dialogue going

I Didn't Hear a Bell

Fist fighting achievement.

1. Chapter 1 same process, blade talk slay
2. Chapter 2 no blade. Enter empty-handed
3. Keep punching her bare-handed until unlock

The Burrowing Vessel

This requires you to run away.

1. Chapter 1 normal process, bring blade talk slay
2. Chapter 2 bring blade to basement, but don't fight. Leave and flee the Adversary
3. Chapter 3 choices don't matter. Any pick works

A Field of Endless Grass

This requires you to set a trap.

1. Chapter 1 same as above
2. Chapter 2 bring blade, enter, then leave and flee
3. Chapter 3 lure the Eye of the Needle outside, then point out she fell into your trap

The Blind Leading the Blind

Similar but choose to release.

1. Chapter 1 bring blade talk slay
2. Chapter 2 bring blade enter then flee
3. Chapter 3 lure Eye outside, tell her she's free now. Don't kill her

3. The Beast Route (Primal Fear)

This route explores non-human primal forms. Low forgiveness rate. Save often.

The Wild Vessel

Basic unlock. Bring the Beast to her.

1. Chapter 1 no blade. Don't tell her you came to save her
2. When Narrator throws blade, attempt to slay Princess but give up
3. Chapter 2 blade optional. Say she's chained so you're safe
4. Tell the Beast she can leave

The Dissolving Will

This requires complete submission.

1. Chapter 1 no blade, no rescue talk, attempt slay but give up
2. Chapter 2 say she's chained so you're safe. Tell her she can leave
3. Show you don't want to resist at all

Ahab

Slay the Beast version.

1. Chapter 1 same as above, no blade attempt then give up
2. Chapter 2 must bring blade
3. Say she's chained so you're safe, then slay her

The Freeze

This requires you to stay completely still.

1. Chapter 1 no blade attempt then give up
2. Chapter 2 blade optional. Enter basement and stand still don't move
3. Stay frozen until trigger

The Possum

Play dead skill usage.

1. Chapter 1 same process
2. Chapter 2 no blade. Enter move and talk
3. Keep interacting until play dead option appears. Choose it

The Wordless Vessel

Bring the Den to her. Defensive combat unlock.

1. Chapter 1 no blade no rescue talk, attempt slay then give up
2. Chapter 2 bring blade, enter, move and talk until defensive attack available
3. Chapter 3 blade optional. Walk into the shadows

The Fight

This requires you to complete the counter-attack tutorial.

1. Chapter 1 same as above
2. Chapter 2 bring blade, enter, move and ask her two questions
3. Now you should be able to wait for her attack and counter. Complete this interaction
4. Chapter 3 bring blade, stay silent, stand still and prepare to fight

You Can't Keep This Up Forever

This requires repeated fleeing.

1. Chapter 1 no blade no rescue, attempt then give up
2. Chapter 2 no blade, enter, move and talk until you can survive
3. Then run for the stairs. Repeat this process several times

The Flight

This achievement spans three chapters. Watch the stages.

1. Chapter 1 same as above
2. Chapter 2 no blade, enter, move and ask two questions. Can survive then repeat
3. Chapter 3 no blade, stay silent, lure her out, then flee

4. The Maiden Route (Rescue & Betrayal)

This route centers on the paradox of deception versus rescue. Strong emotional conflict.

The Loving Vessel

Basic unlock. Bring the Maiden to her.

1. Chapter 1 no blade, tell Princess you want to save her
2. When Narrator throws blade, use it to free her
3. Chapter 2 no blade, enter basement, rescue the Maiden

The Romantic Haze

This requires maintaining romantic atmosphere.

1. Chapter 1 no blade, say you want to save her, use Narrator blade to free
2. Chapter 2 no blade, enter, choose rescue. Don't harm her

The Idealized Vessel

Bring the Deconstructed Maiden to her. Deep questioning of happiness.

1. Chapter 1 same as above, save her
2. Chapter 2 no blade, rescue Maiden
3. Keep asking about her happiness. Deep dialogue until unlock

And They All Lived Happily Ever After

The fairy tale ending's dark version.

1. Chapter 1 no blade save her
2. Chapter 2 no blade rescue, keep asking about happiness until trigger

The Ladykiller

This one is brutal. Slay the Maiden version.

1. Chapter 1 no blade save her
2. Chapter 2 bring blade, enter, slay the Maiden immediately

The Burning of the House / The Burning Vessel

These two are linked. One is action, one is item.

1. Chapter 1 no blade save her
2. Chapter 2 bring blade, slay the Princess
3. Chapter 3 choices don't matter. Auto unlocks both

5. The Nightmare Route (Psychological Horror)

This route has the most oppressive atmosphere. Lots of psychological choices.

The Shattered Vessel

Bring the Lucid Moment to her. Escape the nightmare.

1. Chapter 1 no blade, talk to Princess awhile
2. Then retrieve blade, lock her in the basement
3. Chapter 2 blade optional. Escape the Nightmare
4. Chapter 3 choices don't matter

The Horrifying Vessel

Bring the Nightmare itself to her.

1. Chapter 1 same as above, talk then lock her
2. Chapter 2 no blade, enter, leave with the Nightmare

No Exit

Slay the Nightmare achievement.

1. Chapter 1 no blade talk then lock
2. Chapter 2 bring blade, enter, slay the Nightmare

The Monolith of Dread

Choose to stay forever dark ending.

1. Chapter 1 same as above
2. Chapter 2 bring blade, choose to stay with the Nightmare forever. Don't leave

The World of Horror

This requires you to leave the cabin.

1. Chapter 1 no blade talk then lock
2. Chapter 2 no blade, leave with the Nightmare, walk outside the cabin

The Rapid Descent

Pursue and slay the Nightmare.

1. Chapter 1 same as above
2. Chapter 2 bring blade, leave basement with the Nightmare
3. Chase and slay her

The Wrathful Vessel

Bring the Specter to her. This spans three chapters.

1. Chapter 1 no blade, but go back for blade. Once Princess is freed, lock her up
2. Chapter 2 bring blade, leave basement with Nightmare then slay her. Choose to fall forever
3. Chapter 3 free the Specter. Don't seal it

The Exorcist III

Mutually exclusive with above. Choose to seal.

1. Chapter 1 same, get blade lock her
2. Chapter 2 bring blade, leave basement, slay her, fall forever
3. Chapter 3 do NOT free the Specter. Choose exorcism seal

The Hitchhiker

This also frees the Specter but different Chapter 3 choice.

1. Chapter 1 same
2. Chapter 2 same
3. Chapter 3 free the Specter, but don't seal it. Choose to travel with it

6. The Prisoner Route (Captivity & Freedom)

This route's core conflict is trust versus imprisonment. Lots of moral choices.

Cool Rationality

This requires decisive slaying.

1. Chapter 1 bring blade, when Princess demands you drop it, comply
2. Ask about ending the world. Tell her you believe her. Save her
3. Chapter 2 slay the Prisoner immediately

Disquieted Thoughts

Accept the Narrator's reward version.

1. Chapter 1 bring blade, talk on way down tell her you won't kill her
2. Drop blade, ask about ending world, say you trust her, then save her
3. Chapter 2 bring blade, slay the Prisoner, accept the Narrator's reward

The Prison of the Mind / The Warding Vessel

These have identical unlocks. Check the shackles.

1. Chapter 1 same as above, trust and save
2. Chapter 2 blade optional, sit with the Prisoner, check those extra shackles. Don't rush to slay

The Conversing Head / The Surplus Vessel

These linked achievements require carrying the head.

1. Chapter 1 trust and save her
2. Chapter 2 sit with Prisoner, give her your blade
3. Take her head when leaving the cabin. Auto unlocks both

All This Longing... / The Grieving Vessel

Suicide ending chain achievements.

1. Chapter 1 same as above, trust and save
2. Chapter 2 bring blade, slay the Prisoner, then choose suicide
3. Chapter 3 choices don't matter. Both achievements unlock

7. The Razor Route (Swift Death)

This route features fast and lethal combat. Not much talking.

Water and Steel / The Sharp Vessel

These unlock identically.

1. Chapter 1 bring blade, slay Princess immediately without hesitation, no talking
2. Check her body after
3. Chapter 2 bring blade to basement. Unlocks automatically
4. Chapter 3 choices don't matter

The Formless and the Invisible / The Beating Vessel

These are paired unlocks.

1. Chapter 1 same as above, insta-kill and check body
2. Chapter 2 no blade, enter empty-handed
3. Chapter 3 choices don't matter

8. The Spectre Route (Possession & Exorcism)

Supernatural route involving ghost possession. Choices are critical.

The Good Ending

Ironically named. Simple conditions.

1. Chapter 1 bring blade, slay Princess immediately, do NOT check body
2. Accept the Narrator's reward immediately. Don't look back

The Point of No Return

This requires you have a prerequisite vessel first.

1. First bring any vessel to her. This is the prerequisite
2. Chapter 1 bring blade, insta-kill Princess, don't check body

The Fleeting Vessel

Bring the Spectre to her.

1. Chapter 1 blade insta-kill, don't check body
2. Chapter 2 allow the Spectre to possess you, don't resist

The Hitchhiker

Leave while possessed.

1. Chapter 1 same as above
2. Chapter 2 allow possession then leave immediately. Walk out with the ghost

The Exorcist

Slay the possessing ghost.

1. Chapter 1 insta-kill no check
2. Chapter 2 allow possession, then choose to slay her. Complete the exorcism

The Heartbreaker

Refuse possession achievement.

1. Chapter 1 same process
2. Chapter 2 do NOT allow the Spectre to possess you. Refuse immediately

9. The Tower Route (Obedience & Rebellion)

This route's core is authority testing. Very oppressive.

Your Obedient Servant

Complete obedience to commands.

1. Chapter 1 bring blade, talk on way down tell her you won't kill her
2. Refuse to drop blade, attempt to slay Princess, but give up
3. Chapter 2 blade optional, enter, obey her every command. Full allegiance to the Tower

The Dominating Vessel

Bring the Tower to her and release.

1. Chapter 1 same as above, attempt then give up
2. Chapter 2 obey every command, pledge allegiance, then choose to release her

The Godslayer

Rebel and slay.

1. Chapter 1 same as above
2. Chapter 2 refuse every command, then slay the Tower

The Indulgent Vessel

Bring the Fury to her.

1. Chapter 1 same as above, attempt then give up
2. Chapter 2 bring blade, refuse all commands, then slay the Tower
3. Chapter 3 choices don't matter

The Holy Vessel

Bring the Apotheosis to her. Suicide ending.

1. Chapter 1 same as above
2. Chapter 2 bring blade, refuse every command, then choose suicide
3. Chapter 3 choices don't matter

10. The Witch Route (Deception & Truth)

This route's keyword is deception. Lies贯穿始终.

The Distrustful Vessel

Bring the Witch to her.

1. Chapter 1 no blade, lie to the Princess, deceive her
2. When Narrator throws blade, slay her immediately
3. Chapter 2 blade optional, negotiate with the Witch, agree to leave together, let her go up stairs first

The Blade Unmasks

See through and slay the Witch.

1. Chapter 1 no blade lie, slay when blade thrown
2. Chapter 2 bring blade, slay the Witch immediately. Don't trust her

The Scorpion

Backstab achievement.

1. Chapter 1 same as above, lie then slay
2. Chapter 2 bring blade, force the Witch to lead the way out
3. Outside, stab her in the back. Betray her

The Frog

Different version where you lead.

1. Chapter 1 no blade lie, slay when blade thrown
2. Chapter 2 blade optional, you lead the way out, don't let her lead

Safe Intentions / The Wounded Vessel / The Wound

These three involve refusing to acknowledge freedom.

1. Chapter 1 same as above, lie then slay
2. Chapter 2 blade optional, leave basement without the Witch, exit alone
3. Chapter 3 choose refuse to acknowledge your freedom, auto unlocks all three

The Endless Vessel / A Glimpse of Something Greater

Seeking freedom pair achievements.

1. Chapter 1 same as above
2. Chapter 2 leave basement alone, no Witch
3. Chapter 3 choose seek your freedom, auto unlocks both

The Gambit of a Former Life

Surrender weapon achievement.

1. Chapter 1 no blade lie, slay when blade thrown
2. Chapter 2 bring blade, give the blade to the Witch, surrender your weapon

The Thorned Vessel / The Forfeit

Attempt to leave without the Bramble. Failure achievement.

1. Chapter 1 same as above
2. Chapter 2 bring blade, give blade to Witch
3. Chapter 3 try to leave basement without the Bramble, auto unlocks both

Trust Issues

Reconcile then betray.

1. Chapter 1 same as above
2. Chapter 2 bring blade, give blade to Witch
3. Chapter 3 reconcile with the Bramble, then attempt to slay her, betray the peace

Turning the Page

Reconcile and leave together. Good ending.

1. Chapter 1 same as above
2. Chapter 2 bring blade, give blade to Witch
3. Chapter 3 reconcile with the Bramble and leave together. Don't betray

True Love's Kiss

This requires multiple steps.

1. Chapter 1 same as above, lie then slay
2. Chapter 2 bring blade, give blade to Witch, call her beautiful
3. Chapter 3 reconcile and free her, then kiss her
4. Chapter 3 subsequent choices don't matter

The End of Something

Overlaps with Tower route suicide.

1. Chapter 1 bring blade, talk on way down tell her you won't kill her
2. Refuse to drop blade, attempt to slay, but give up
3. Chapter 2 bring blade, refuse every command, then suicide
4. Chapter 3 choices don't matter

11. The Stranger Route (Hidden Ending)

This route enters completely differently. Refuse to enter the cabin to start.

The Spiraling Vessel

Bring the Stranger to her.

1. Chapter 1 refuse to enter the cabin. This is the key prerequisite
2. Chapter 2 destroy the Princess. Unlocks this

The Illusion of Choice

Paired ending with above.

1. Chapter 1 refuse to enter cabin
2. Chapter 2 destroy the Princess. Auto unlocks both

That's all 93 achievements. Following this route plan, you'll need about 8 to 10 playthroughs to get every trophy. Remember to manual save before every critical choice. This cuts down on replay time significantly. Good luck getting that Platinum.