When Cacao, a student at Micro Grand Academy, wakes one day to find a wooden girl named Hinano in his bed—a tree spirit who inhabited a puppet due to his magical mishap—his life spirals into the strange. Hinano, smitten with Cacao, joins his school amidst monsters, peculiar twins with a mystical feline mentor, a demon boy, eccentric peers and mentors, and the revelation of Cacao's latent extraordinary magical prowess. Amidst this chaos, Cacao finds his life veering into the realms of the bizarre and challenging.