Ch. 1-2: Tsuji finds out his best friend, Mitsuse, has a crush on a male classmate and starts to see him differently.
Ch. 3: Takaya misuses a chocolate banana on Nagisa at a summer festival
Ch. 4-5: Middle school teacher Kinoshita blackmails his student Fujiki into giving him a blowjob. When Fujiki tells his friend Arita, Arita makes a plan to seduce and expose Kinoshita.
Ch. 6: A shopkeeper uses sadistic methods to punish a shoplifter, an animal abuser, and a burglar
Yoiko No Sumu Machi