Yuki, a friend of his mother, is working part-time at the nursery school run by his mother. His son Yuya, who has secretly had feelings for her since she worked there in the past, can't hide his joy... He is excited to be living with the woman of his dreams, and in a drunken stupor confesses his feelings for her. Yuki, who is heartbroken after being betrayed by his husband, is moved by his honest confession, and they passionately entwine their tongues and accept his raging cock. Since then, the two of them have been secretly intertwining, hiding from the public eye...