Hatenai Sora wo Kimi to Tobitai: Ame no Hi ni Idol ni Kasa wo Kashitara, Futari kiri de Lesson wo Suru Koto ni Natta

The story revolves around Shin Yagasaki, an airplane block attendant and a rookie in the aeronautical engineering department. One day, he is asked by erotic model Mizuki Suzuna to teach her how to fly in order to promote her school. Although it would be too much for a rookie, he wants to help her. On a rainy day, he had received an umbrella from the crying girl. A pretty idol and a self-proclaimed idiot fly through the sky in the new schoolboy story!