Nori Kamitsuki moves to Gunma from Chiba, following his childhood friend Otoya Todoroki, who relocated there as a child. Before arriving, Kamitsuki receives a warning text from Todoroki advising him not to settle in Gunma, claiming once you enter, it's hard to leave. Undeterred, Kamitsuki integrates into school life and forms new friendships. With his friends, he sets out to debunk Gunma's negative reputation, showcasing its unique aspects, including local cuisine, landmarks, and cultural differences.