The story revolves around Lin Yuchen and a few friends struggling to live in a first-tier city. They have experienced entrepreneurial failure, workplace pressure, emotional ups and downs and family changes. Everyone is looking for their own position in the ups and downs of the urban jungle, accompanying, causing trouble, and helping each other, and there is no shortage of jokes. From starting a business to being in the workplace, from friendship misunderstandings to family problems, the protagonists learn to grow firmly amidst the turmoil, and finally gain dreams, happiness and maturity. The book is humorous and has a compact plot, showing the diverse aspects and real relationships of urban life.