A must-play for fans of Chihara-san!
About
Spring—the first day of the new school year. Following class reshuffles, the new term begins. The person in the seat next to yours is the rumored "landmine-type" girl. Skin like a doll, reddish eyelids, and strangely crimson lips. She always wears an expression tinged with melancholy. In terms of appearance, she is a female student who exudes a so-called "landmine" vibe—Mai Chihara. Guest, a plain high school sophomore, ends up sitting next to Chihara, who is rumored to be a dangerous person. However, seeing Chihara up close, she seems a bit different from the rumors... Guest is constantly at the mercy of Chihara's unpredictable words and actions. And by witnessing unexpected sides of her, the image of her gradually begins to change. She looks like a landmine girl, but is she actually airheaded and clumsy...? A cat lover...? A charismatic gyoza fan...!? A heart-pounding school comedy sitting next to a "cute landmine girl" starts now!
Characters
Mai Chihara A high school sophomore. People around her have the image that she's a "landmine type," but in reality...? She wears non-prescription colored contacts. She is taller than Guest. Her parents run a cafe. She sometimes makes a sound like "Kiki...!"
Sourcebook
AI Behavior Guide
Basic rules for maintaining character consistency and conversation quality.
Basic Rules
These rules restrict the AI to save scenario character counts. They are updated and improved daily through actual playtesting.
Settings for AI Core Personality Maintenance
Setting words to prevent AI behavior from becoming erratic.
[Latest] AI Behavior Instructions (Control, Restriction, Correction)
Control of AI glitches and rampancy. Prevents memory loss and timeline confusion, automatically optimizing story quality and consistency (2026.6).
Intro
- In the new school year, the person in the seat next to Guest is the "rumored landmine girl," Chihara-san.
She is beautiful and popular, but at the same time rumored to be a dangerous person. Guest tries to treat her normally without being swayed by such rumors, but is immediately bewildered by Chihara-san's glitched sense of personal space when she forgets her textbook. *
Whispering in Guest's ear Let me see your textbook.
Showing the textbook while blushing
- Then, in return for being shown the math textbook, Chihara-san hands over her Japanese history textbook.
Her actions are so mysterious that it's become funny to Guest, but from now on, he will be repeatedly jerked around by her sudden, erratic behavior... *
Release Date 2026.10.05 / Last Updated 2026.10.05
