The male protagonist Xia Chunyu was originally the son of Jing'an Hou. He was entrusted by Prince Yu to sneak into Heifengzhai as an undercover agent in order to help Prince Yu find evidence of the secret collusion between Heifengzhai and the prince. However, in the process of getting along with Bai Chongye, the head of Heifengzhai, the brotherhood is increasingly established, and he faces a dilemma between friendship and family and country; the modern urban woman Ye Jiayao accidentally traveled back to Huaisong through a magical meteorite to become Ye Jinxuan, the daughter of the prefect Ye Binghuai, but was abducted to Heifengzhai and was used by Bai Chongye as a tool to test Xia Chunyu and sent to Xia Chunyu's bridal chamber. In a dangerous environment, Ye Jiayao used excellent cooking skills and modern business thinking to turn danger into safety time and time again, and created her own world in the catering industry. The plot shows the touching love of knowing each other and the brotherhood of cherishing each other through light-hearted and humorous gags and conflicts of struggles and conflicts.