Huo Xiaolin (Yang Zhigang) offends the security commander Zhao Jinhu (Shen Junyi) and escapes from Xiyang. Zhao Jinhu disguised himself as a robber and killed Huo Xiaolin's family. Huo Xiaolin, a disciple with high martial arts skills, pretends to cheat and assassinates Zhao Jinhu with the cooperation of Miss Mei (Du Ruoxi). Huo Xiaolin wandered the rivers and lakes, became a gangster who could kill at any time, and lived in Hankou. After meeting Han Qinren (Jiang Tao), the producer of * * *, Huo Xiaolin finally realized that he had gone the wrong way. He decided to leave Hankou with his family and return to his hometown in Jehol.
1933 When the Anti-Japanese War broke out in Jehol, Huo Xiaolin could not bear to watch the Chinese land being trampled by the invaders and set up the world-famous Jehol Volunteers. The Japanese invaders specially transferred biochemical troops from Tokyo to deal with Huo Xiaolin, who they could never defeat. In order to let the world know that someone is resisting the butcher's knife of the invaders, Huo Xiaolin decided to abandon his wife and children and serve the country with his life.
Xiao Liu, played by Xing Maoju, has his own way of living as a prodigal son wandering the rivers and lakes alone. Xiao Liu is kind. Since he had his eldest brother Huo Xiaolin, he has a home and is no longer a homeless Xiao Liu. In Brave Heart, Xiao Liu didn't betray Huo Xiaolin, but Xiao Liu got mixed up with the producer. In the 27th episode, Huo Xiaolin was invited to tea by Captain Guo, only to learn that Xiao Liu was confused with the producer of * * *. Xiao Liu loves this family from the bottom of his heart. He regards Huo Xiaolin's grandmother as his own and enjoys this hard-won affection.