A diligent student from a small town, Mitsumi Iwakura, strives to excel at a prestigious university and make a meaningful difference. Her unwavering determination often overshadows her preparedness for city life at Tokyo high school. However, her life takes a turn for the better when she befriends Sousuke Shima, a laid-back classmate who becomes her confidant.

Mitsumi's entrance ceremony gets off to a rocky start when she becomes disori...