In a school where students are into different classes based on their grades, there is a prince who is the idol of the school, a cute and shy boy called Renjou Kaoru. Amakawa Yumi, a second year student, doesn't seem to be interested in him though. She's already in love with Kokonoe Yukito, a guy in the same class as her and a childhood friend of Kaoru! What she still doesn't seem to know is that the cute and shy little boy is not actually as he appears to be...