In Kung Fu Jungle (2014), Hahou Mo, a former martial arts instructor, is imprisoned for accidentally killing an opponent. When a ruthless killer named Fung Yu-Sau starts targeting martial arts masters across Hong Kong, Hahou offers to help the police in exchange for his freedom. Detective Luk Yuen-Sum hesitates but realizes Hahouโs knowledge of martial arts may be the only way to stop Fung.
As the investigation unfolds, Hahou tracks Fung and learns that the killer seeks to prove himself as the ultimate martial artist by defeating the best in each discipline. Meanwhile, Fung continues his deadly rampage, taking down master after master. Hahou, now temporarily freed, rushes to protect the remaining targets. The city becomes a battlefield as the two martial artists get closer to their inevitable confrontation.
In an intense final duel, Hahou and Fung face off in a brutal fight atop a busy highway. Hahou, driven by justice, uses his superior skills to defeat Fung. In the end, he willingly returns to prison, knowing that redemption comes at a price. His actions prove that true martial artists fight not for glory but for honor and responsibility.