This tells the story about Chen Chengfeng, a disciple of the Taiji Sect, and his sister Yanran, who, under the siege of Devil Qing'er, the daughter of the head of the Devil Solomon, and a group of Devil Solomon's disciples, coincidentally enter the most secretive realm of the Taiji Sect – the foreign beast mound....

Born in a matchmaker family, Meng lingshu is a matchmaker in the daytime and a knight errant "night owl" at night. She chooses to attack actively because she is framed as a murderer. She cooperates with HeLanHongchen to explore the truth, love each other in common tribulation, and finally breaks down the villain plot....