CEO Fan, who has been constantly deceived by his "white moonlight" Chu Chu, accidentally swaps souls with the female lead Su Wanqing on the eve of his engagement. The two initially maintain each other’s identities, using the opportunity to punish the 渣男 (scumbag) boyfriend, expose the "vermin" behind the company, and help Su Wanqing reunite with her biological father. In the end, Fan reveals Chu Chu’s true nature and defies all odds to stay with Su Wanqing.