Socially anxious girl Wen Zhixia time-travels into a capital-circle novel, becoming the male lead's former girlfriend destined to suffer a tragic death. To avoid the original work's tragic ending, she intends to act petty and difficult, forcing the paranoid bigwig Zhou Qingwu to initiate a breakup. But no matter how she throws tantrums and deliberately makes things difficult, Zhou Qingwu tolerates her completely and draws closer step by step. While striving to carry out her breakup plan, Wen Zhixia constantly wavers in their day-to-day life together. Afterwards, they begin a cohabiting internship life, navigating workplace interpersonal relationships, and must escape this misplaced intimate relationship before the original female lead appears.