Hao Wen was originally a respected construction engineer, responsible for the overall design of the local Dongpei Bridge, and was selected as the torchbearer because of his outstanding ability. But on the same day the bridge collapsed suddenly, Hao Wen chose to bear the consequences alone and went to jail, and his wife also chose to leave. Seven years later, Haowen returned home after he was released from prison, but the former house has been taken back by the work unit, and the neighbors also regard him as a street mouse. Haowen didn't care, and went to his ex-wife's house to find his son Ma Fei. Because his son Ma Fei is the last one all year round, the principal decides to expel Ma Fei. The head teacher asks the principal to give Ma Fei a chance. Haowen hoped that the principal would give his son a chance. The principal made a bet with him that his son would be among the top ten in the final exam, and he would be the best student in the school when he left school. His ex-wife was away on a business trip, and Hao Wen started life alone with his son. Haowen used encouragement education, and Ma Fei made continuous progress. In the final exam, Ma Fei was successfully admitted to the top ten in the class, and became an astronaut through continuous efforts