In "Power Pet", the female partner was born in a dilapidated Earl's Court, because her parents gave her sister to the male protagonist, and the sister became the female protagonist and the male protagonist fell in love and hated. The female supporting actress has become cannon fodder, and she does not hesitate to frame her sister for the male protagonist, but she only gets the disgust of the male protagonist. After Frost crossed into a female partner, she just wanted to stay away from the male and female protagonists and save her life, but found that her body was weak and unsustainable. Later, Frost learns of a chance that could change her fate.