Norn delves into the mystery of the fabled Kings Vessel, a rare being with unique powers. In a world where women often lead households, Norn supports Misia and decides to bring in help by hiring her childhood friend, Chise. With her fox-like ears and innocent charm, Chise brings warmth and playful energy into their home. As bonds grow between them, everyday life mixes with magical research, friendship, and the enchanting presence of a kemonomimi heroine.