Shen Xingli was betrayed by a scumbag boyfriend and, after getting drunk, ended up sleeping with her best friend’s uncle and was forced to marry him. After marriage, Sang Muye cherished her like his life, even going as far as whipping his own brother to avenge her and giving up an old grudge to protect her career. A long-planned accident eventually made them become each other’s light in life.

A group of students travel to a mysterious carnival for fun, but the carnival turns out to be a brutal survival game that cruelly plays with their minds. Will they be able to find the exit?

It tells the story of the changes in the power structure in the harem starting from Concubine Yuye's pregnancy, the incidents in which the lives of Chongzhen, Zichang's daughter, Concubine Loulan, and Renshi were threatened, and the disappearance of Cuiling, who was believed to be the mastermind behind the incident.