Masao's father, Ginji, decided to remarry upon Masao's employment. Unbeknownst to him, the person introduced was his home tutor from ○ School, Miku. Masao, who had secretly harbored feelings for Miku, couldn't bless their marriage with 'Miku as my mother? I can't accept that!' Every night, he would fantasize about Miku's lewd behavior to comfort himself. One day, finally reaching his limit, Masao released his pent-up desires onto Miku's ripe body...
