Ma Haowen didn't escape from prison. In the Galaxy cram school in the movie, architect Ma Haowen spent seven years in prison for taking the fall for the design institute. After he was released from prison, his son in junior high school faced expulsion from school because he frequently skipped classes. Faced with this situation, Ma Haowen questioned the exam-oriented education in an attempt to lead his son to counterattack with an educational method of entertaining.