It is said that cats are animals that walk in the realm of yin and yang, and black cats are even said to be pets of witches. The male protagonist Xiao Hei is a black cat who has been cultivating his human form. The heroine Xiao Xiaochenxi adopted Xiao Hei by chance, but both her grandmother who believed in Buddhism and her mother who believed in Christianity believed that the cat was ominous and insisted on sending the cat away. After a short family battle, the black cat disappeared inexplicably...
But that was Chen Xi's first pet and first friend in her childhood, so Chen Xi never forgot him because of his disappearance.
Many years later, the heroine met the male protagonist Xiao Hei without knowing it and helped him cultivate into a human form. From then on, a tangled relationship began...