So, what could Yusuke's problem possibly be? Well, when he goes to Reina's house to give her "lessons", he has a run-in with Reina's mom. Huge, massive, watermelon-sized gazongas that taste sweet and are as soft as marshmallows. oh, and she just happens to have gigantic breasts. You see, there's this girl named Reina, who wants him to be her "private tutor". Yusuke has a problem - the kind of problem any guy would love to have. What happens when a big-breasted mother and her equally-endowed daughter want to fight over the same guy? Thanks to hentai authors Blue Gale (SPOTLIGHT / PUNISHMENT) and Producers Shiyuuta Biwajima and Chikara Niki (SEX WARD / GIRL NEXT DOOR / HOOLIGAN), you're about to find out!