Marina Shiraishi, the mother of a large family, lives an playuous life, drowning in play-rearing sex with her eight beloved sons.

The movie revolves around Marina Shiraishi, a mother of a large family with eight sons, and explores their playful and intimate relationships. As the story unfolds, it delves into themes of familial bonds, love, and sensuality. The central focus is on the dynamics between Marina and her sons, creating a complex web of emotions and desires.