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 his room mate Kazuma has a terrible personality.

The extra is about the first story.
Note: Gendered slurs used on ch2 page 19.
Ableist language ch6 page 13.