Alone with my friend's mother until morning ... Natsuko Kayama

Natsuko Kayama, a friend's mother, finds herself alone with her son's friend, Hiro, until morning. As they spend more time together, Hiro treats her like a woman, rather than just a friend's mother. The central kink of this movie revolves around the taboo relationship between a younger man and his friend's mother, culminating in a passionate and intimate encounter.