- The mother-in-law who wanted to have lesbian sex with her son's daughter-in-law, who has a plump body and big breasts, slips into the bedroom and kisses her big boobs at night when she is alone with her daughter-in-law. The daughter-in-law who noticed it says, "Are you going to do it to your mother-in-law?" To such a daughter-in-law, the mother-in-law says, "I'll teach you the goodness of sex between women," hugs and kisses relentlessly. - A bride who accepts the pleasure of skillful caress. A sensual incest lesbian drama of two sets of daughter-in-law and mother-in-law.