Knowing that Ryota's classmate, Kazuya, is a single parent, Tsubaki's mother, Tsubaki, becomes empathetic out of sympathy. However, Kazuya, who is a bully, is attracted to her beauty, and the moment the two of them are alone... Despite her force majeure, Tsubaki feels guilty that she had a physical relationship with her son's classmate. However, Kazuya continues to mercilessly tease her regardless of where she is. And her body, which continued to be toyed with by her young libido, can no longer suppress the pain in her crotch.
