Chu Xia was entangled by the mysterious girl Li Tong while camping, and was accidentally involved in the inhuman world, and her body gradually became demonic. Li Tong is sometimes gentle and yandere, and sometimes cold and dangerous, drawing him into the vortex of predators of his own kind. At the same time, classmate Zheng Fei repeatedly warned Chu Xia not to trust Li Tong, and various forces were intertwined. Chu Xia was forced to grow up in confusion. She not only had to deal with the threat of the demon species and Li Tong's calculations, but also figured out the truth about her own demonization and the secret of the divine order, struggling hard between human nature and demonic nature.