Taiyou ga Miteiru (Kamoshirenai kara)

The story follows the daily life of Misaki Miyama, a freshman in high school and her two friends: the rich boy who used to get bullied in the past, Nire Hirose, whom she met in junior high; and the beautiful Kazuho Ida whom she got to know in high school. but it seems that Nire and Kazuho already know each other...