Jun Mizukawa married a coworker and became a full-time homemaker, but her repetitive life has left her restless. Lunches and shopping trips with neighborhood wives provide little excitement. Hearing that a friend is having an affair awakens the desire to cheat that she has kept buried. Her marriage is otherwise normal and they still have sex, but it always ends once her husband is satisfied. Today she seeks the intense sex and repeated orgasms she has not felt in far too long.