Yu Shuangshuang has been bullied by her mother and younger brother since childhood. After being mistreated by them once again on the street, she is rescued by Si Yanli. Wanting to repay his kindness, she comes to the wealthy Si family home in Jinghai and unexpectedly becomes a maid. She also becomes pregnant with the child of the eldest young master, Si Yanli, and wins his affection. As a result, Yu Shuangshuang becomes a target of her classmates and romantic rivals, but under Si Yanli's repeated protection, she falls in love with him.