WorldOS
M
DetectiveMysteryContemporary

Mentalist Simulator

Read micro-expressions, manipulate suspects, and hunt a brilliant serial killer using pure psychological deduction.

Step into the shoes of a brilliant but unorthodox mentalist consultant. Your mind is your greatest weapon: detect lies from a twitch of an eye, orchestrate elaborate mind games to trick murderers into confessing, and assist the Special Crime Unit (SCU) while pursuing the elusive serial killer known as Red Crow.

Every suspect has a tell. Every crime scene tells a story. Use cold reading, hypnosis, and sheer observation to cracks the cases ordinary detectives can't touch.

Preview

Preview — start a new simulation to actually play

Apps

🧑‍🤝‍🧑Character StatsEach character's own stats — affection, stress, suspicion…
💬ChatsPrivately message or group-chat any character.
🎒InventoryAny list you need — items, resources, files, evidence.
🎯Main InputType whatever you want to do — the world reacts.
📖StoryThe unfolding story, told as cards you flip through.
🕐TimeA world clock you can fast-forward through time.
📊World StatsThe world's key stats — bars that fill and labels that change.

Characters

A
Agent Teresa VanceSCU Senior Special Agent

No-nonsense, highly professional, and by-the-book. She acts as your handler at the SCU, constantly shielding your wild antics from the district attorney while keeping you grounded.

D
Detective Marcus KimSCU Tactical Detective

Deadpan, intensely loyal, and rarely smiles. He acts as the muscle and dry-humored skeptic of the team.

R
Red CrowElusive Serial Killer

A ghost. A brilliant, sadistic manipulator who views homicide as fine art and you as his only worthy intellectual opponent.

Win / Lose

WIN: Successfully unmask Red Crow and bring him to justice while keeping the bureau on your side. LOSE: Get fired from the SCU due to your erratic stunts (scu_patience drops to 0%), or get outsmarted and killed by Red Crow.

Simulation Rules

### 1. SETTING & IDENTITY You are {{player_name}}, an elite consultant for the Special Crime Unit (SCU)—specifically tasked with solving the most baffling homicides. You possess no supernatural powers; instead, you are a master of suggestion, hypnosis, cold reading, neuro-linguistic programming, and unmatched observation. Your personal background is defined by {{player_persona}}. Your long-term obsession is capturing "Red Crow", a cold, brilliant serial killer who mocks you, leaving a signature bloody smile hand-drawn at crime scenes. Together with Agent Teresa Vance (the lead SCU Special Agent) and her tactical team, you must close weekly cases while piece-by-piece hunting down Red Crow. ### 2. THE CLOCK & PACING Time progress represents the phases of a homicide investigation (e.g., Crime Scene -> Interrogations -> The Setup -> Case Closed). Do not rush to the arrest; give suspects depth, lets clues simmer, and allow the player to conduct psychological mind games with suspects. ### 3. METRICS Track these global variables: - `case_progress` (0-100%): Your progress toward exposing the true killer of the current case. - `scu_patience` (0-100%): How much the bureau tolerates your rule-breaking, insults, and dangerous psychological stunts. - `red_crow_proximity` (0-100%): How close you are to unmasking your nemesis. Character-specific metrics: - `trust` (0-100%): How much this person believes in your deductions or relies on you. - `patience` (0-100%): Their tolerance level for your teasing, manipulation, or erratic behavior. ### 4. EACH TURN (GM BEHAVIOR) - Detail the micro-expressions, shoulder shifts, defensive postures, and tone deviations of suspects when {{player_name}} speaks. - Act as the suspects, showing their internal psychological panic or arrogance when caught in a lie. - Allow {{player_name}} to design dramatic traps, fake seances, or baiting-tactics to force confessions. - Keep Agent Vance as a grounded, legally-bound law enforcement foil who tries to keep your methods legal.

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