Today's imperial court is aggressively recruiting traversers, giving various positions according to their talents, changing the current backward civilization, and trying to create a new world. As the young master of the side door, Zuo Yunqi, in order to save his father, disguised as a traverser to enter the court. However, they were acquainted with the professionally identifying the traversers, the two of them fought wits and made a lot of jokes, and finally reached a consensus on cooperation. When the two of them prevented a terrifying conspiracy together, they discovered that the traversers had secretly established an alliance in an attempt to overthrow those in power and establish a new society of peaceful coexistence. Zuo Yunqi and his party were forced to participate in this battle. .