After an accident, modern woman Liu Chacha time-travels to 1986, becoming the marginalized adopted daughter of the Liu family. Facing her jealous sister Liu Xianer's schemes and her fiancé Gu Yunqing's betrayal, she overcomes adversity with wit, earning respect. While building her business: starting from a food stall and expanding into fashion, she meets the cold yet kind Fu Chenyuan. Their relationship evolves from misunderstandings to deep love. However, her success triggers Xianer's envy, leading to arson attempts. With Fu Chenyuan's help, Chacha exposes Xianer's crimes, bringing her to justice. She also discovers her true heritage: she's not the Lius' biological daughter, strengthening her resolve to pursue happiness. After overcoming challenges, Chacha and Chenyuan get engaged, embarking on a new life together.