While her husband is away, Tsukasa, a wife, is treated like a toy by her father-in-law, who has a huge amount of semen poured into her vagina. Her father-in-law threatens her by saying, "If you don't listen to me, I'll destroy your happy family," and licks her slender body with his middle-aged-smelling tongue and kisses her in a saliva-covered French kiss. Tsukasa stubbornly refuses, but her father-in-law's persistent attacks gradually make her uterus ache and her womanly sexuality awakens...