At Micro Grand Academy, student Cacao wakes one morning to find a wooden girl sleeping beside him. She is Hinano, a tree spirit who now occupies a wooden puppet after Cacao botched his mentor"s spell. Instantly drawn to him, Hinano enrolls at the school. Together with monsters, two twins and their four‑eyed cat master, a demon youth, teachers and classmates, Cacao faces the possibility of becoming history"s greatest mages. The mix of allies and enemies turns his days into a spiral, forcing him to confront powers, alliances, and a threat that could unravel the academy"s balance. His life has taken several turns for the severely worst—and the weird.