On the eve of Shuhui's college entrance exams, an unexpected landslide took her parents' lives. Her eldest sister Xiuying bore the grief in silence, joining forces with her fiancé Li Qiang to conceal the news just so Shuhui could finish her exams in peace. However, Shuhui ultimately learned the truth, and overwhelmed by grief and guilt over being a burden to her family, she impulsively abandoned the exams and even fell for someone else's lies, preparing to head south for work. Meanwhile, her brother Yiming, paralyzed by guilt and falling into a downward spiral, gambled away the family's last savings, plunging them into utter despair. Through a series of trials, with Xiuying's unwavering devotion and Li Qiang's selfless help, the three siblings finally cleared up their misunderstandings, and Yiming came to a sudden realization.