Xu Xiaoxiao, who just entered the workplace, met the cold and funny director Gu Yansheng and the witty childhood sweetheart Lin Nazhi in an advertising company. The four people are entangled in the mismatch between work, growth and love. They experience a lot of jokes and misunderstandings, and learn to find their true selves in a busy and stressful city. Xu Xiaoxiao and Gu Yansheng experienced misunderstandings and quarrels to understanding and affection, while Lin Nanzhi was struggling with the choice between friendship and love. The book is based on personal growth and light humor, integrating elements such as love, friendship and family, and shows the trajectory of young people struggling and pursuing happiness in the city.