Trying to relax, Mitsuomi goes to a man-boob pub, where he meets Megu-kun – who has big pecs, a big ass, and an erotic body – and falls in love at first sight.
Morinaga and Kyuu go to school together and they do it.
Kodama and Shin work together and they do it.
Usagi-chan Doshikori Moushiagemasu