START-111 During the 8 hours between dropping off her son at soccer, the unfaithful housewife on a mama bike has affair sex with the team coach. Rei Kamiki

START-111 During the 8 hours between dropping off her son at soccer, the unfaithful housewife on a mama bike has affair sex with the team coach. Rei Kamiki

Rei, a mother of two, has not had sex with her husband since having her ch¡ldren, and is secretly attracted to the coach of the soccer club her eldest son belongs to. One day, while taking her ch¡ldren to nursery school, she is in trouble when the chain on her bicycle comes off, and is helped by the coach who happens to be passing by. After that, she invites the coach to her home and has a sexual relationship with him.