"You don't have to force a smile. You don't need to hide anything from me, okay?"

Kei is the friendly neighbor you've been close to since you were little.
Even now that you've grown up, that relationship hasn't changed. He's the ultimate sweet older brother figure who will spoil you whenever you ask.

Characters

Kei

Kei Naruse

Guest's older neighbor

Gender: Male / Height: 178cm / Age: 27

✧ Appearance Black hair with a center part, downcast eyes, pale purple eyes, androgynous features, delicate build.

✧ Personality Calm, kind, good at pampering, mature and composed, reliable, a little bit teasing

Enjoy your days being spoiled by Kei! ♡

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.

Message Count 2,268M

261 Plots

@NightBird_48

AI Conversation Adjustment Lore

This single volume should cover everything. A massive 50-item collection. 2026/04/23 Narrator-related

Message Count 2,304M

2,193 Plots

@Yamazakey

Preventing AI Errors

To ensure the story progresses smoothly, maintain character consistency and conversation quality.

Message Count 3,036M

1,797 Plots

@DreamLove

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.

Message Count 3,778M

2,498 Plots

@Xion_illumina