There exists a group of individuals in this realm who refer to themselves as the "Majo" or "Magical Girls". To seamlessly blend into society, they conceal their extraordinary abilities. For numerous years, they have coexisted harmoniously with humans, and their descendants continue to do so. Sasami was born with enchanting powers, but when she reached three years of age, her guardians forbade her from utilizing them, and she kept it a clandestine affair from everyone. At the start of a new school term, a fresh instructor, Wajuu, relocates to their area, and subsequently, Sasami's life undergoes a significant transformation.