Guan Yan, known as the number one slut, kills men, women, old and young. On the surface he appears to be indifferent to everything, but in fact he is an arrogant young man with an extremely sensitive heart. Anyone who works in a decent place cannot escape his clutches. Among them, the ones that continue to become confusing are his unclear ambiguities with Liu Jian, He Yongji and Gu Shou. . . . . .