"Don't tell me you love me so much you chased after me?" Momo has never been able to forget Hiiro, the boy who lived next door to her in her childhood. Right when she'd decided to turn a new leaf and find another great love story in high school, Momo reunites with Hiiro on her first day of high school. Hiiro had always been good-looking and a bit of a meanie, but now he was completely cruel, and a womanizer, at that! To make matters even more confusing for poor Momo, Hiiro suddenly kisses her...! Momo's first love is the school scoundrel, and yet the irresistably dreamy Hiiro -- how will this indulgent yet complicated love story turn out...?