The story of Tong Yu, Guo Chong, Li Ji Sen and Jiang Xiao Fei, who are close friends in university.
In Shanghai in 2020, artificial intelligence engineer Tong Wu, university lecturer Guo Chong, branded shop manager Jiang Xiaofei, and Western restaurant chef Li Ji Sen have reached the age of maturity. However, they have reached a low point in their respective careers. Tong Wu faces difficulties in research and development, Guo Chong has lost his passion for his career amidst the stability of his job, Li Ji Sen finds it difficult to break out of the obstacle, and Jiang Xiao Fei struggles between his ideals and money.