KSBJ-387 Yu Kawakami, the mother who sacrificed her body to help her son pass the entrance exam

Yuu, a married woman who desperately wants her child to attend a private school, invites a man from the school into her home to see if she can get a recommendation. "Your wife's efforts will determine whether your child passes or fails. You understand that, don't you?" Yuu has no choice but to give her body to the man for the sake of her child's entrance exam, but she is gradually engulfed in pleasure...