Beneath an old locust tree, a marriage engagement is broken off. Su Xiaomai, an orphan girl who has endured humiliation and mistreatment, hits her head and suddenly awakens to an extraordinary ability: she can hear other people's thoughts. Facing relentless schemes and harassment from her uncle's family, as well as public humiliation by her faithless fiancé, she refuses to endure it any longer. Using her mind-reading ability, she strikes back step by step and reclaims the money and house that rightfully belong to her. She then opens a general store and becomes self-reliant. By chance, she discovers that her parents' deaths at a construction site were no accident. Joining forces with Lu Chenzhou, a one-armed man, she uncovers layers of deception and exposes the truth behind the crimes of the past. While building her business and making her way in the world of commerce, she also finds sincere love, ultimately carving out an independent and dignified life in the countryside.