In order to give his son Lei Xiaomi (played by Shan Yuhao) a higher starting point in life, Lei Dali (played by Huang Bo) was forced to get involved in the fierce competition of "kindergarten to primary school" under the leadership of single mother Liu Zhenzhen (played by Yan Ni). Under the influence of Huo Ge (played by Zhang Zixian) and Huo Sao (played by Wan Qian), he spent all his money to buy a school district house. The heavy pressure made the life of the father and son vulnerable. The appearance of Lei Xiaomi's aunt (played by Zhang Junning) made Lei Dali realize that the essence of "fighting for children" is "fighting for parents"... Faced with the cruel reality, how should the father and son break the life dilemma? What kind of life choices will the families make?