いたずら!スイミングスクール プロポーズ大作戦!?

On a special day each week, a certain boy with VIP status rents the swimming school. When he tires of the pool, he teases the swimming instructor!? His erotic touching escalates more and more...? "I want to have completely uninhibited sex at swim school!" Today his dreams come true!!

[from DLsite]