Du Yuran, Qi Xiaolin, and Gu Yan are a group of young people working hard in the metropolis. They are good friends and collide and intersect in different industries. While trying to get promoted, Yu Ran fell into a friendship crisis and emotional misunderstanding. While Xiaolin weighed the workplace and himself, he felt separated from Gu Yan. Gu Yan appears to be free and uninhibited, but in fact he is struggling with his entrepreneurial failure and family entanglements. Several members of the circle of friends have experienced "growing pains" due to various misunderstandings, accidents and chaotic daily life. Pretended strength, pretended ease, and sincere care collapsed and were rebuilt in a series of events. In the end, they faced their hearts and chose sincerity, gained stronger friendship, frank love, and completed growth in the true sense.