Jin Xiaohe became homeless after a disaster in her hometown, her parents disappeared, and she was separated from her younger brother and grandmother. She was about to enter her senior year of high school and went to live with her cousin in a big city in order to survive. His cousin Wang Xinmei opened a housekeeping agency in Shanghai, and Jin Xiaohe wanted to find a job in Shanghai through her to support himself.
Perhaps it was fate that Jin Xiaohe entered Song Qiyu's house to take care of Song Qiyu's grandmother, Professor Gu Qiuhua;
Perhaps it was fate that 16-year-old Song Qiyu thought 18-year-old Jin Xiaohe was beautiful when he saw her for the first time;
Perhaps it was fate, Professor Gu Qiuhua seemed to see his younger self when he saw Jin Xiaohe.
Jin Xiaohe has been unable to accept Song Qiyu because of his inner inferiority.
Song Qiyu worked hard to impress Jin Xiaohe, and finally they got together.