Satoshi Imamiya, known as Sasshi, feels his life is falling apart in the way only a 12-year-old can understand. After losing his card collection and hearing that his dear friend Arumi Asahina is moving away, their ordinary worries take a surreal turn. They get whisked away to strange worlds filled with sci-fi, magic, and conflict, unable to escape the cycle of landing in new fantastical realms. As they navigate these bizarre lands, they realize each one is a twisted version of their hometown. Amid this chaos, they encounter two mysterious individuals—Mune-mune and Eutus—who might hold the key to their escape. Abenobashi Magical Shopping Arcade chronicles Sasshi and Arumi's humorous misadventures as they strive to find a way back home. But as they uncover a tale that spans generations, they question if their desire to return is truly what they seek, delving into personal revelations that challenge their perceptions.