Kashiyum, she may look a cold and strong girl, a beautiful girl in appearance, but her heart is opposite to her appearance. She is a girlfriend of the most attractive guy in his high school, but there is one thing that brutally treats it emotionally and physically, even those who Yumei knows what he treats her is how he expresses his love. Yumei, bring you to college. He met Liang Xiang, who is attractive, and all girls cling to him, Xiang meets with a girl for sex, but until he meets Yuma and does not recognize about their relationship, he is the one who changes the love life of Humay, or he just wants her to have it . Because of sex?