One day, while visiting a client's home for work, several young men who were former students of their middle school teacher, Ms. Narumiya Iroha, unexpectedly encountered her. Back then, they had repeatedly masturbated using her outstanding figure as material. They wondered how they could possibly taste her body, which hadn't aged at all. So, they came up with the idea of faking a class reunion to lure her to their hangout spot…
