Lu Tao, Gao Qiang, Xiang Nan and Hua Zi, the four big boys are about to graduate from university and face a new life.
Gao Qiang is introverted. At the graduation ceremony, Lu Tao was in the limelight for his excellent academic performance, while Gao Qiang did not even get his degree due to cheating on exams, and thus lost a good job. His father lost money in the stock market and kept telling him that he was useless. Falling into despair, he committed suicide by jumping off a building. The death of Gao Qiang cast a shadow over the other three...