Recently, Rin has become dissatisfied with sex with her boyfriend. Suspicion of cheating on such a boyfriend .... Rin consults her boyfriend's father about cheating. However, while talking to him, he begins to feel emotions that he shouldn't have for an adult man who has a lot of life experience. Rin, who seduced his father himself, repeats the climax by twisting the fair-skinned slim body tightened by his father's skillful technique and toy attack.
