Yusuke Mizusawa worried about wanting her big tits girlfriend. One day, a friend introduced Big Tits. “My name is Reina Toyohara. Will you be my tutor?” In order to hear more details, what Yusuke was invited to by the Toyohara family saw … “Bow, the explosion!” Mother’s Mizuki-san was more than her daughter, Rena. In this way, Yusuke assumed the tutor of Busty-chan. Rena previously fell in love with Yusuke at the school festival. Whether you know Yusuke’s love of big breasts or not while studying, Rina who invites you in no bra and highly exposed clothes. Unable to endure, Yusuke rubs her big breasts from above her clothes.