Hatori Matsuzaki (Mirei Kiritani) is a female high school student. She has a crush on her childhood friend Rita Terasaka (Kento Yamazaki) and believes he will eventually choose her as her heroine, but Rita Terasaka begins dating Miho Adachi. Meanwhile, the most popular male student, Kosuke Hiromitsu (Kentaro Sakaguchi) takes an interest in Hatori Matsuzaki.