Kung Fu Killer is a 2014 martial arts action movie directed by Teddy Chan and starring Donnie Yen as White Crane. In the movie, White Crane is a Wudang monk who is known for his expertise in martial arts and spiritual teachings. When Kahn Xin, a ruthless warlord who controls the opium trade, begins to threaten the peace and well-being of China, White Crane and the other Wudang monks decide to take action to stop him.
However, when Kahn's forces attack the Wudang temple and kill the female Grandmaster Myling, White Crane's desire for revenge is ignited. He sets out on a mission to take down Kahn and his army, with the help of Jane Marshall, a lounge singer from New York who becomes caught up in the conflict.
As White Crane draws closer to Kahn's lair, he must confront his own inner demons and decide whether he can remain true to the teachings of Wudang or whether he will succumb to the desire for vengeance. The movie features intense fight scenes and stunning martial arts choreography, showcasing Donnie Yen's skills as a masterful martial artist.