The story revolves around the protagonist Sun Ran and his group of friends. Sun Ran is determined to make a career in the big city. In the process, he and the heroine Chen Jing have a fierce collision over their ideas and outlook on life. On the way to start his own business, he met and reunited with Du Xiaodao, Lin Mo, Zhao Haoyu and others. Everyone encouraged each other in their struggles and often had frictions. Career, emotion, and family ties advance in parallel, gradually revealing the ups and downs of urban life. The three volumes have a clear structure. The first volume focuses on the start of career and relationship conflicts. The second volume describes in depth the growth, transformation and emotional warming. The third volume describes the escalation of conflicts, the ultimate choice between career and love, and finally gains growth in their respective fields. The whole book incorporates a lot of humorous scenes to show the warmth, bitterness and joy of urban life. The ending is that after all the characters have gone through ups and downs, they each find their own direction in life, bless each other, and the story ends.