春野美月(土屋太凤 饰)是一位性格有些内向的新晋女子高中生,来到了一个全新的班级的美月,希望这一次能够和同学们搞好关系,然而,在一连串的意外之中,美月的希望化为了泡影。 浅仓永久(北村匠海 饰)、若宫恭介(矶村勇斗 饰)、神山亚哉(小关裕太 饰)和多田龙二(杉野遥亮 饰)是学校篮球部的四大天王,为了让他们能够专心的训练,学校定下了禁止他们恋爱的规定。巧合的是,这四个男孩是美月打工的店里的常客,随着时间的推移,美月和四人之间结下了深厚的友谊,这四个女生们心目中近乎于完美的男孩子,在学校之外,也暴露出了他们单纯、可爱和善良的一面。Mitsuki is shy and rather isolated at school. Towa is on the basketball team and Mitsuki's class-mate. Due to circumstances, Mitsuki soon begins to socialize with four jocks of the basketball team, which affects her self-esteem, her social status, her loneliness and her life. She finds a new lease in her school life.