In the late Qing Dynasty, a well-known instructor from Guangdong, Tong Tiezheng (played by Di Long), was invited by the Sima of the Green Camp in Tieli, Guangxi to become an instructor in Phoenix Town. Phoenix Town is famous for its nightlife, with brothels thriving in business, mostly catering to local officials and wealthy people, along with many soldiers. When Tong Tiezheng entered Phoenix Town with his son (played by Fan Shaohuang), he experienced the local customs and unexpectedly met the most popular courtesan in Phoenix Town (played by Hu Huizhong), leading to mutual appreciation between the two. After officially taking up the position as instructor, Tong Tiezheng intended to rectify the bad behavior in the military, with the first order being to prohibit soldiers from leaving the military camp at night without permission. This order not only displeased the soldiers but also indirectly affected the flesh trade in Phoenix Town, making the mastermind behind the brothel—captain Jin Buhuan (played by Chen Huimin) see him as a thorn in his side. As a result, Jin Buhuan often took the opportunity to create trouble, even resorting to vicious actions against Tong Tiezheng's son...