In her previous life, Lin Xiaoyu was swindled out of her entire family fortune by Su Manqi, falsely branded as mentally unstable, and killed in a car accident while fleeing. Reborn at the beginning of the scam, she changes her spoiled ways to keep Su Manqi close while investigating the truth. She discovers that the company has no qualifications and is actually running a Ponzi scheme, so she joins forces with its first victim, Li Ran. When Su Qing discovers her younger sister's conspiracy, she chooses the side of justice and records evidence. At a birthday banquet, Lin Xiaoyu, Li Ran, and Su Qing publicly expose the fraud with irrefutable proof. Lin Xiaoyu's parents reveal that the 200,000 yuan they had intended to give her as a dowry could easily have been hers, but her greed destroyed everything. The fraudsters are arrested, Su Qing becomes part of the Lin family, Li Ran returns to school, and Lin Xiaoyu learns to take responsibility. Reunited for the Mid-Autumn Festival, they discover that true wealth means family sitting together in peace, with warm lights welcoming them home.