A young cat beast-kin heir is abandoned by her family after being born unable to use internal energy. Just before death, she suddenly returns to the past and seeks help from the dog beast-kin clan, the natural enemies of cats.

To survive, she hides her true identity and becomes the disciple of a powerful martial arts master. But when her secret is eventually revealed, the clan does not reject her. Instead, they begin to adore and protect her, treating the little cat as their precious young lady.

Now surrounded by former enemies who spoil her endlessly, she must learn martial arts, hide from danger, and find a way to cure her mysterious illness.