Osananajimi wa Joshikou no Ouji Dakedo Ore no Mae de wa Mesu ni Naru

Iwaizumi Mio and Karumai Ryotarou have been friends since childhood. Although Mio has once been mistaken as another boy, she's become quite the woman. Although she's become the prince of her all girl's school, she shows a different side to Ryotarou…