Naoyuki Kitamura is a sophomore in highschool.He has a cute gal girlfriend, Eri Fujino.She additionally has an exquisite mom, Miyuki.Though Eri and Miyuki are mom and daughter, they're polar opposites.Whereas the daughter is a blonde, brown-skinned gal, the mom is a fair-skinned, neat and tidy girl.The one factor they share in widespread, nevertheless, is the dimensions of their breasts.No, the mom is much more spectacular.However then, at some point, Miyuki, the earnest mom, determined to confront her daughter’s boyfriend, Naoyuki…