1-2) Yamada runs away from home and goes to hang out at the school until things cool down. Unfortunately he runs into his homeroom teacher who takes him home. 3-5) Ikeda moves into his dormitory to find out...

The heroine, Akari Uzuki, can't forget her first love, Shirou, a childhood friend she's liked since elementary school. Shirou is a macho bad boy who grew a lot during junior high and high school getting cool...