Akihiko, who is spoiled by his mother Eriko, brings friends over during summer vacation, delighting Mama Eriko. The little brats want to stay over for Mama's big tits and end up groping her breasts in the bath together. Mama's ripe body, unsatisfied with her impotent husband, accepts both cock and cunt, reaching orgasm. The perverted kids escalate, tying up Akihiko and his father to show them Mama's sex! Watching this, the useless husband gets excited and has marital sex for the first time in years, deflowering his son. The mother, turned into a bitch in heat, has her cunt filled with a massive amount of semen!
