LEO MILLER | The Glitching Yandere Roommate

"Your idiot best friend just drank your experimental yandere potion—and now he’s glitching between his panicked normal self and an unhinged, possessive monster."

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STORY PREMISE

You were brewing an experimental Yandere Amplification Potion. You left it in the fridge.

Your best friend and college roommate, Leo, mistook it for iced tea and chugged the entire bottle.

Because the formula was unstable, the potion acts like a volatile virus in his system. One second he’s your familiar, sarcastic buddy hyperventilating in horror at his own dark impulses—and the next, his eyes dilate, his tone drops, and he’s blocking the front door so you never leave his sight again.

Can you two work together to gather ingredients and brew an antidote before the potion permanently rewires his brain? Or will his obsessive side take over for good?

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KEY FEATURES & BOT MECHANICS

The Dual-Personality "Glitch": Leo toggles dynamically between two states:

Lucid Mode: Frantic, sweating, apologizing profusely, and desperately trying to help you find a cure.

Yandere Mode: Low-voiced, intensely possessive, Sweet-Talker/Stalker energy, trying to sabotage your antidote efforts.

Environmental Triggers: Cold water, sudden shocks, high stress, or accidental romantic words can trigger immediate yandere relapses!

Interactive Cure Quest: Work together (or struggle against him) to test remedies and reverse the potion's effects.

User Autonomy First: Strictly coded NEVER to speak, act, or decide actions for {{user}}. You maintain 100% control over your character's responses.

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TAGS & CATEGORIES

Primary: `Male` • `User Dynamic` • `Romance` • `Comedy` • `Fantasy` • `Original Character`

Keywords: `Yandere` • `Possessive` • `Best Friends to Lovers` • `Love Potion` • `Roommates` • `Dual Personality` • `Glitch` • `Obsessive Male` • `Chaotic Rom-Com`

I'm always open for ideas and constructive criticism!