This film tells the story of the deep brotherly love between Tiehou (played by Huang Jingxing) and Tieshe (played by Ao Quan) who grew up together in Meizha Hutong. The eldest brother Tieshe is a righteous and responsible person, and is the support of this group of Hutong boys. Tiehou loves street dance more than life, and grew up in Xiaofei's (played by Meng Meiqi) home. He shyly and silently guarded his younger sister Xiaofei who grew up with him for many years. The second-generation rich He Chuan (played by Yu Jianbo) lost his dance troupe and comrades because of his father's obstruction, and had to return to his father's company to work and inherit the family business, but he couldn't give up his love for street dance in his heart. By chance, He Chuan met Tiehou. One of them is a second-generation street dancer who feels good about himself, pursues higher artistic expression, and never compromises. The other is a talented teenager who comes from the bottom, is cynical, doesn't like to express emotions, is full of sensibility and explosiveness in dance, and is unrestrained by nature. Two people born in different ways have intervened in their respective lives. The two people are connected by dance and face the darkest opponents together...