A platoon leader of an army unit stationed on the snowy plateau is facing a decision between staying in the army or transferring to a local area. The inner conflict between his feelings for the army and his perception of reality has prevented him from making a decision. On that day, he was carrying out a material transportation task, but unexpectedly, the vehicle malfunctioned in a deserted area and could not be repaired. He and the driver were waiting in place for rescue at the base. At this moment, a young man in his twenties isRiding on the Qinghai Tibet Railway, he was dissatisfied with his life and work. In order to attract everyone's attention, showcase himself, and find himself, he chose to ride the Qinghai Tibet Railway alone. They met in an accident,The subsequent story interprets heroes and inherits beliefs