The story takes place in Kawagami City, located in the southeast of Kanto. With the arrival of spring, everything revives. The ordinary boy Naoe Yamato (voiced by Hiroshi Kamiya) comes to Kawagami Academy, ready to start a new campus life here. The school has just started, and the campus is a thriving and lively scene. What kind of interesting partners will Yamato meet here, and what kind of interesting stories will happen? The lively, cheerful, and eccentric Kawagami Momoyo (voiced by Asakawa Yu), the well-developed and simple-minded Kawagami Ichiko (voiced by Tomonaga Akane), the gentle, gentle and generous Dai Yukie (voiced by Goto Yuko), the cold and hot Shiina Kyo (voiced by Bingqing), the arrogant and never-give-up Christie Anne Friedrich (voiced by Ito Shizuka), surrounded by Yamato, are these beautiful girls with different personalities but equally kind and upright.