A fast food restaurant worker Ah Yin (Zhou Xingchi) met Ali (Zhong Liti), who was learning Japanese karate at a martial arts training hall while delivering fast food one day. She fell in love with him at first sight. After being humiliated by Lin Guobin, a martial arts school coach who also liked Ati, Ayin, who felt that he was too weak, decided to take Uncle Da (Wu Mengda), who called himself the "devil's muscle man" as his teacher. At first, Uncle Da only wanted to defraud Ayin of his money. Eventually, he was moved by his kindness and persistence and began to teach him ancient Chinese boxing techniques. When Ali was intercepted by bad people, Ah Yin put on a Garfield mask and rescued her. In a hurry, she hugged her from the high platform...