By: 5J6B Works
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A choice-driven psychological mystery visual novel, Anti-Anti. In a world once devastated by slime monsters, you are forced into a suspicious audition. A locked-room mystery, ensemble drama, adventure, thriller, and romance!
PC (Microsoft Windows) · Oct 27, 2026
Worldwide · Exact date · Full release · IGDB
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32 achievements available.

Started your first game.
LockedSteam

Completed your first investigation event.
LockedSteam

Made your first story-affecting choice.
LockedSteam

Finished Part 1.
LockedSteam

Got your first Game Over.
LockedSteam

Beat the one-in-three odds.
LockedSteam

Met the true ending requirements on Elise's route.
LockedSteam

Met the true ending requirements on Isabel's route.
LockedSteam

Met the true ending requirements on Hyeok's route.
LockedSteam

Met the true ending requirements on Vikram's route.
LockedSteam

Finished Part 2.
LockedSteam

Learned the truth about the slime.
LockedSteam

Met Nadia.
LockedSteam

Finished Part 3.
LockedSteam

Discovered the old residential wing.
LockedSteam

Met Light.
LockedSteam

Learned of the greatest remaining threat.
LockedSteam

Finished Part 4.
LockedSteam

Reached the place where all truths converge.
LockedSteam

Reached the true ending.
LockedSteam

Collected Normal Ending (1).
LockedSteam

Collected Normal Ending (2).
LockedSteam

Collected Bad Ending (1).
LockedSteam

Collected Bad Ending (2).
LockedSteam

Collected Bad Ending (3).
LockedSteam

Collected every ending, including dead endings.
LockedSteam

Collected every keyword for every character.
LockedSteam

Collected every cutscene.
LockedSteam

Completed every interaction across all investigation events.
LockedSteam

Maxed out Elise's affection.
LockedSteam

Obtained every achievement.
LockedSteam

Hidden until unlockedSteam
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