Due to his parents' divorce, Hiromasa ends up staying at his uncle's and husband's house... I can feel the excitement of my crotch as my aunt, Reiko, has a slightly excessive amount of skinship. One day, Hiromasa was able to hear the nighttime activities from his uncle's and husband and wife room, and spent a sleepless night. A few days later, she pretends to be nothing, but Reiko provokes her with an unbelievable appearance, and starts playing with her cock, which is erect, excited by her lewd behavior...