Jiang Jie, a 200 kg female college student, was ridiculed by people around her for being too fat. As a topic of fun, she was very low self-esteem. She met a different person by chance (Youxu) there is an indissoluble bond between them. Youxu sees through Jiang Jie's mind and makes a deal with Jiang Jie. Jiang Jie agrees to Youxun and becomes a beautiful woman, but she also pays a price for it. Then a series of strange things appear around her