Under the temptation of power, Zuo Yi, a married woman in a small third-tier city, had an improper relationship with her leader Song Mingyu, who was twenty years older than her. It was originally just a transaction of power and sex, but as time went by, a simple transaction changed its flavor and was mixed with unspeakable complex emotions. In this whirlpool of emotion and power, whether the two people can escape intact, and what kind of test the two families face...