[Sexually Starved Mother in Her Sixties / Michiko Uchiwara] Michiko is dissatisfied with her husband's lackluster performance in bed and has no outlet for her strong sexual desires. Her son has repeatedly noticed her frustration, and his pent-up lust gradually shifts toward his mother, eventually crossing the line. Once their relationship begins, it spirals out of control, growing deeper and more intense.
[Drowning in Her Son's Cock Pleasure / Hidemi Sugimoto] Hidemi is fed up with her husband's selfish and rough sex. Seeing her son's perspective on her role as a mother, she begins to feel sympathy and affection toward him. One day, she accidentally catches her son masturbating. Trying masturbation herself, she gets caught in the act by him...
[Romantic Feelings Awakening at Sixty / Haruka Yamamoto] Haruka hasn't had sex with her husband in over four years. Her libido keeps building, forcing her to rely on daily masturbation. Her resentment toward her husband grows stronger each day, and when a man from the dry cleaner's confesses his feelings, she gives in despite knowing it's wrong, starting a physical affair.
[Forbidden Affair Beginning with Reunion / Shihori Mori] Shihori's married life has ended due to her husband's impotence. With no way to satisfy her sexual needs, she seeks comfort in a man she reconnects with at a class reunion. Their forbidden relationship quickly escalates, and they continue to meet repeatedly for intense, illicit sex.