Female protagonist: Wu Zhen.During the day, he is a noble lady from the official family who picks up flowers and drinks wine. At night, he is a monster leader who is busy with everything, and occasionally turns into a cat.

Male protagonist: Plum Zhuyu.On the one hand, he was the insignificant Xuanjiansi commander, and on the other hand, he was the Tianshi Master Chang Xigong with superb magic.  

Wu Zhen is a famous playboy in the capital. Although he is a woman, he has a large group of good friends.Although he is 26 years old, he is still unmarried.My family urged her to get married a few years ago, but in recent years, she gradually stopped urging her because Wu Zhen was extremely thick-skinned and she could ignore whatever others said.During the day, Wu Zhen lived a leisurely life, but at night, her real busyness began.She has another identity, which is the young master of cat in the demon market.The monster market is a market for monsters. These monsters live in this urban area, and their work and rest time are completely reversed from that of humans.Wu Zhen almost died when he was young and was rescued by an expert, at the cost of serving him and managing the demon market when he grew up.