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PERDIFY

Where Conversation Becomes Combat

The Premise

Six strangers. One killer. No witnesses.

You wake in a room with no memory of how you arrived. Around you sit five others—each claiming innocence, each hiding something. Someone in this room committed murder. Someone in this room is still dangerous. And the only way out is through the truth.

But in PERDIFY, the truth doesn't want to be found.

The Vision

"What if a murder mystery could lie back?"

Traditional mystery games present puzzles with predetermined solutions. The killer is always the same person. The clues are always in the same places. Once you know the answer, the magic evaporates.

We asked a different question: What if the suspects could think?

PERDIFY represents a new kind of narrative experience—one where AI characters possess genuine autonomy, memory, and motivation. They don't follow scripts. They respond to you. They remember what you asked three conversations ago. They notice when you're circling back. They get nervous. They get defensive. They get creative.

Every playthrough generates a unique mystery. Every interrogation is a live performance between human intuition and artificial intelligence.

Design Philosophy

01Mechanically Fair

Every killer can be caught. Every innocent can be proven. We don't hide solutions behind pixel hunts or obscure logic leaps. The evidence exists. The contradictions are real. Your job is to find them through conversation—not to guess what the designer was thinking.

02Narratively Authentic

Our AI characters aren't chatbots wearing costumes. Each has a complete psychology: fears, desires, secrets they're protecting, lies they've rehearsed. When they contradict themselves, it's because humans contradict themselves. When they deflect, it's because humans deflect.

03Emotionally Consequential

Wrong accusations carry weight. Accuse an innocent, and you lose an ally—someone who might have helped you identify the real threat. The game doesn't reload. The dead stay dead. Your mistakes become part of your story.

04Infinitely Replayable

Procedural mystery generation means the killer changes, the backstories shift, the evidence relocates. You can't memorize PERDIFY. You can only get better at reading people—real or artificial.

The Craft

Building PERDIFY required solving problems that don't have precedents. How do you create an AI that can lie convincingly—but not too convincingly? How do you generate mysteries that are always solvable but never obvious? How do you make interrogation feel like a skill that improves with practice?

Our approach borrows from three disciplines:

  • Screenwriting: Character psychology, subtext, the rhythm of revelation and concealment
  • Game Design: Fair challenge, clear feedback loops, meaningful player agency
  • Forensic Psychology: Real interrogation techniques, deception detection, behavioral analysis

The result is a game where you're not clicking through dialogue trees—you're conducting an investigation. You're reading body language. You're catching slips of the tongue. You're becoming a detective.

The Experience

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Voice & Text

Interrogate using your actual voice or type your questions. The suspects respond in kind.

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Five Languages

Play in English, Spanish, French, Japanese, or Mandarin. Perfect for immersive language practice.

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Evidence Board

Track alibis, map contradictions, and build your case with an intuitive investigation interface.

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Session-Based

Complete mysteries in 30-60 minutes. Perfect for a single evening of paranoia.

The Name

Perdition /pərˈdɪʃən/

noun — a state of eternal damnation; complete ruin or destruction

PERDIFY takes its name from perdition. In this game, someone has already been destroyed. Your job is to ensure justice finds the one responsible—before they destroy anyone else.

Ready to Investigate ?

The suspects are waiting. They've rehearsed their stories. They think they're prepared for your questions.

Prove them wrong.