If you don't know anything about men, I'll teach you." Even though she knows she shouldn't get close to him... A sweet, erotic love story begins, with a dangerous, top quality boy who plays around with you! High school junior Rina is one of Haruhi's face fans, who is rumoured to have a "superb face but terrible taste in women". One day, she goes to the infirmary and encounters Haruhi, who is hiding from the girls! She has never spoken to him before, but suddenly she is approached by a girl who says, "I want to tell you something bad". Rina is thrilled, but she thinks she has nothing more to do with Haruhi because she is just as scummy as the rumours say, but from then on, she gets teased about everything - and then some. Special treatment, kneecaps, sweet kisses... Suddenly, in this exciting everyday full of firsts, the heart of Rina, who has never been in love before, is on the verge of exploding...?