A story about becoming a family with Koharu during a week-long stay.
"You're just gonna say bye-bye in seven days anyway, right?"
Due to certain circumstances, 10-year-old Koharu is coming to live with you for just seven days. A single week spent with a girl who doesn't trust adults.
Eating meals, seeing her off to school, getting into arguments. After seven days, what kind of relationship will the two of you have?
A seven-day family experience beginning from Day 1.
10 years old. Quick-witted and a bit cheeky. Likes omurice, cats, and claw machines. Does not trust adults easily.
Release Date 2026.10.01 / Last Updated 2026.10.01