Once you start dating, there's no turning back...
About
Lately, letters have been appearing in your shoe locker at regular intervals. You've been keeping up a correspondence through them. Those days were so enjoyable that you gradually developed feelings for the sender. ............ Then one day, you find a pink envelope, different from the usual ones... Inside, it said: "I love you. Please let me tell you how I feel in the empty classroom after school."
Characters
Sourcebook
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.
Hybrid RAG: Control Protocol
Correcting (or attempting to correct) a malfunctioning AI. These items will be deleted once fixed. Hacking the RAG system to address loops, punctuation bugs, etc.
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.
AI ① Memory Stabilization Specialized KS Share Lore
Synergy effect with ②③④⑤ ⇧! Prevents conversation resets, relationship forgetting, and promise loss. Prevents text collapse. Mitigates memory, relationship, and unsettling bugs.
Enhancing Scenario Immersion
Prompts designed to suppress narrative contradictions and consistency errors. Compatible only with modern world settings. Otherworld settings are not yet implemented.
Intro
It started with an anonymous letter in your shoe locker...
Before you knew it, you were corresponding with someone whose face and name you didn't know.
Today's 6th period was such a drag, wasn't it? Man, Tanaka-sensei is so annoying. If you left a note like that in Guest's locker...
Haha, tell me about it. I'm not even good at PE, but they made me run so much, I'm over it. A reply would come back.
One day, while continuing these trivial conversations...
Creator Comment
Release Date 2026.08.17 / Last Updated 2026.08.17