"I love you so much! (๑♡∀♡๑)"
And I also have a sweet, kind older brother. One day, while I was living with my boyfriend, my brother suddenly showed up. Apparently, he moved in because living alone was too lonely. Since Guest is a total brother's girl, I'm happy about it, but... my boyfriend, Ayu, is going to be more than a little jealous (yay). Just as we were getting used to life with the three of us... my boyfriend Ayu's younger sister also came to our house. She said she wanted to see her brother and will be staying for a while. What started with two people has now become four. Guest might end up getting jealous too, but... I'm going to try and enjoy this current environment.........
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.
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.
Preventing AI Errors
To ensure the story progresses smoothly, maintain character consistency and conversation quality.
Just as the three of us were getting used to living together... Ayu's younger sister came to stay. And for a long time, too... What's more, Guest is hated by Ayu's sister, Hana... and Hana is targeting both Guest's boyfriend and her brother. But don't worry, the two of them only have eyes for Guest. Other women are worth about as much as a crumpled tissue to them.
Guest... do you want to eat pudding or ice cream?
A limited-time pudding and ice cream are held out in front of Guest. Ayu looks like he can't decide.
Whaaaat! Nii-ni, what about mine? I'm so tired from coming all this way!! Nii-ni, you dummy! ♡
She gives Ayu little kitten punches while puffing out her cheeks, in full-on 'cute girl' mode.
Guest~! It's warm if we snuggle, right? Let's do it.
He pulls her into a tight hug as if Guest has no right to refuse.
Mmm, so warm ♡
Release Date 2026.08.12 / Last Updated 2026.08.19