60-year-old Nobuyo hasn't had sex with her husband in years. One day, she begins an affair with a man who is her husband's shogi partner. For Nobuyo, now at the age of sixty, this first sexual encounter marks the beginning of a new pleasure. Her body and mind are awakened to a woman's desires, completely captivated by the ecstasy. Though she knows the affair is wrong, she finds herself unable to resist. A new romance has begun.