Lin Shuyue discovers her fiancé Ji Shi'an and Gu Qingtang's scheme and breaks off the engagement on the spot. With her family's support, she takes a weight-loss drug developed by her father and loses a dramatic amount of weight overnight, determined to take revenge. At Ji and Gu's wedding, she appears and plays irrefutable evidence of their affair, ruining their reputations. Enraged and humiliated, the pair kidnap her, but Meng Jibai, whom she once saved, arrives in time to rescue her. Together with her family, they bring the villains to justice. Lin Shuyue turns her life around, takes revenge, finds true love, and gets a new beginning.