Gu Yuxin was an Anle prince who only had a fiefdom but no real power. Gu Yuxin raised a white unicorn, and Gu Yuxin died. Yin Yan is the feared ghost king in the spiritual world. Yin Yan fell in love with a snow-white unicorn, and Yin Yan disappeared. More than a thousand years later, Gu Yuxin, who was doing well in the spiritual world, accidentally set foot on this familiar yet unfamiliar land again by chance. "I want to find my unicorn." He said. "No, you have to find my son first," Ghost King Yin Motian added: "Two." After all the hardships, Gu Yuxin finally found his little Qilin, but... "Big color embryo, go away, I don't know you!"