Ryu, an 18-year-old college student living independently, wakes up to a surprising discovery—his cherished cat, Aoi, has transformed into a young girl with cat ears and a tail. Shocked and bewildered, Ryu attempts to adjust to this sudden change. Aoi, now capable of speaking and understanding human language, is curious and thrilled about her new form, although she still exhibits some cat-like behaviors and traits.
