Zhang Nan, Lu Tiancheng and Li Zian were known as the Three Musketeers of West Beijing University because of their success in junior college debate competitions in college. After graduation, Lu Tiancheng entered the provincial government, Zhang Nan entered West Beijing Media, and Li Zian went to the United States to study for an MBA under the arrangement of his family. Zhang Nan's girlfriend Shuya returned to her hometown county after graduation and became a teacher. Shuya's college alumnus Peng Na could have done a clerical job, but chose to work as a salesperson in a 4S store. Three years later, Shu Ya chose to return to the west of Beijing for development, Li Zian returned from MBA studies, Zhang Nan resigned to start a business, and Li Zian gave up inheriting the family business and entered a real estate company. A group of college students who have recently graduated are confused and confused when it comes to surviving and developing in the metropolis, but they have not forgotten their ideal of being a proud man. Most of these young people come from poor families and have different values. Lu Tiancheng came from a rural area and was adopted and raised. He never forgot to be grateful and eventually found love. Zhang Nan was proud but had low self-esteem. She was scolded by her prospective mother-in-law because of her financial difficulties. After her career success, she fell in love with the beautiful and capable Xue Min, but she discovered the story behind Xue Min and was entangled in love and hate. Li Zian fell in love with the goddess Peng Na, but was eventually given up due to the crisis in the family business. Finally, he found that true love was by his side, but Peng Na's theory of turning over did not come true in the end...