After returning from a business trip abroad, chairwoman Xia Wanyi discovers that her company has been delaying employee wages. Upon investigating the cause, she finds corrupt management within the company. Xia Wanyi decides to go undercover as a grassroots security guard to investigate recent events at the company, and ultimately discovers that her most trusted subordinate is actually the boss of the corrupt faction. In the end, she dismantles their schemes one by one and brings them all to justice.