Exploding Bomb Bust / Bakunyuu Bomb

The series consists of three episodes, each of which is a completely separate story. 

In the first, we are told the story of a lustful nurse with incredibly huge breasts who loves having sex with her patients. In the second, we are told the story of a young mistress who pays off her debts with her body. In the third episode, a typical teacher-student relationship, but here there are many students...