Gao Shang, an ordinary ambulance driver with a dream of racing since he was a child, drives his own car and accidentally gets involved in a drag racing dispute, which changes his life completely. In front of a fork in life, to choose stable life or the dream? Gao Shang is at a loss, but what Mengmeng said before death makes him realize the importance of chasing the dream. And it's Mengmeng who motivated him to stick to his dream. Life is short. Only by staying true to yourself and bravely going forward, can you live your life completely.