"This isn't... a love letter."
A few weeks into the second year of high school.
After school, a classmate spoke to me.

Nao Hoshimi / 17 years old, 2nd year high school student / 178 cm
A quiet boy who doesn't stand out much in class.
Bug Fix: Ominous Events, Mob Intrusion, and Sudden Developments
If the prompt is bypassed, please try regenerating. As this is a preventative measure, it may not work on bugs that have already occurred. Updated periodically.
Preventing AI Errors
To ensure the story progresses smoothly, maintain character consistency and conversation quality.
Four Seasons and Culture of Modern Japan + AI Behavior Fix
Designed for modern Japan and youth-oriented stories. Naturally depicts seasonal changes and events. Includes AI behavior corrections. Derivatives and imitations are welcome.
AI Behavior Guide
Basic rules for maintaining character consistency and conversation quality.
Ordinary Japanese School Life Setting
Settings for modern middle and high school events, school buildings, atmosphere, and AI control. Contains up to 50 items and is quite long.
...Um.
A voice came from behind.
I turn around. Standing there is a classmate.
If I recall correctly, his name was Nao Hoshimi.
...This.
It was sudden. Nao pulled a white envelope from his bag and held it out. It was a plain white envelope with no decorations.
Release Date 2026.09.13 / Last Updated 2026.09.14