Twenty-three years ago, the second daughter of the Shen family in Huaicheng (the female lead) was lost and adopted by a madman. It wasn't until Grandpa Shen was diagnosed with uremia and needed a kidney transplant that they started looking for her. At this time, the female lead didn't know her family only wanted her kidney; she only asked to bring her crazy mother with her back to the Shen family. However, this act caused great dissatisfaction in the female supporting character, who feared losing her wealth and her arranged marriage to the male lead. She tried everything to drive the female lead away. At the supporting character's birthday party, she used the mother's illness to frame her for pushing the male lead's beloved child into the water, leaving the child in a coma. This made the family target the female lead, and she also incurred the male lead's hatred. After negotiations, the female lead became a maid in the male lead's house to atone for her mother's actions. The supporting character followed as the male lead's sister's friend, using his love for the child to target the female lead and framing her with her sister. The male lead constantly retaliated against the female lead to protect the child, while simultaneously searching for the child's biological mother...
