One is the devil in charge of the night in Planet Y, and the other is the chief diplomat of Planet L. Two people who occupy important positions on their respective planets are now going to be matchmakers in an abandoned book!
The demon king becomes Yu Zhongnan, and the diplomat becomes Lin. If they want to return to their original world, they must complete the tasks according to the meaning of their respective systems.
Yu Zhongnan System: I only want to pursue a career, and first let the male and female protagonists be together
Cheng Lin System: All he wants to do is conquer the male protagonist Bai Yueguang - Yu Zhongnan
Concept: People who really understand you can really make up for childhood trauma