The story revolves around Uyu Shunzi, an athletics girl whose always been cared for by the gentle Gunten and teased by her other classmate, Shuntsen Kougi. Kougi is a popular high jumper on their school and had always call Shunzi a monkey. Because of their constant bickering the two would always end up running laps as punishment. In their day to day lives, Shinzu had always thought she was a normal girl until a near fall on the school stairs caused her to find out a secret: She can fly.