The son-in-law, who works as a manipulative teacher, had become a daily routine to give a massage to his mother-in-law, Yukari, who was suffering from stiff shoulders due to excessive milk. However, the son-in-law's real aim is to make that plump body a hand! The massage gradually becomes excessive, and one day when Yukari noticed that she was wearing no bra, her son-in-law's lust exploded! Grabbing her long-sought breast milk and sucking harder than her daughter-in-law. And taking advantage of the character of Yukari who is good-natured, the son-in-law further escalated her domestic affair. ＃Group leader P
