JUQ-761 A mother of eight sons indulges in child-rearing sex, 'incest' sexual activities in a large family—The struggle of a mother named Marina Shirase from a certain large family.

Mojina was a woman like the Virgin Mary. From way back, she couldn't help but assist those in trouble and would pour her love into men who pursued her, marrying several of them. Each time, she was betrayed, but she didn't bear any ill will towards her ex-husbands, raising the children they had together with care and building a large family. She spent her days in a flurry of activity, surrounded by her beloved sons, deeply connected under one roof...