In 2047, in order to deal with the increasingly serious violent incidents, Dongxing Technology formulated the "Iron Head Plan". As a result, in the stormy ancient puzzle F4, Chen Haodong, Ji Ye, Tian Er, and helplesslyChoosing to withdraw from the martial arts world, and then with the appearance of their old rival Situ Crow, their martial arts world truly begins. In order to fight against the Situ Crow, they found the 'Hong Kong Master' who thought he could save the whole world,However, things changed again... After the incident ended, everyone returned to their respective lives, Haodong returned to the street office, and married Xixiuli; Chicken Master continues to be a tattoo master; Doupi opened in WucunA bar. They have not regained their identity as ancient troublemakers. This incident also made them understand that the loyalty of the martial arts world is not necessarily exclusive to ancient scholars. Wherever there are people, there is the martial arts world, and where there is the martial arts world, one should make every effort to do sogood deed.