Kung fu superstar Ruby (played by Bruce Lee) encountered a strange accident on the film set and was fortunately unharmed. It turns out that he is favored by the gang leader, Dr. Lan. Lan has repeatedly tried to coerce and win Lu to join his gang, and even intimidate his girlfriend, but Lu swears that he is not in the same way.
Not long after, the killer made a surprise attack. Lu Zheng planned to take his girlfriend Li out to take shelter, but it was hard to guard against it. During a filming process, Lu shot the gunman Stiths seriously, so Lu Jiangji feinted to death and started the treatment. Plan to destroy Dr. Lan.
Lan's group went to Macau to try to manipulate gambling for profit. Lu Qiao dressed up, sneaked into Lan's apartment and injured Lan and several thugs. Lan began to doubt Lu's "death". Then, Macau held the World Karate Competition, Lan sent a master to play. During the game, Lu’s girlfriend rushed to the arena and wanted to assassinate Lan to avenge Lu. Lu immediately stopped.
After the game, Lu sneaked into the players' locker room and defeated Lan's karate champion. Lan sent people to investigate Lu's cemetery and finally found out that Lu was not dead. An angry Lan held Li and ordered Lu to a cargo hold at one o'clock at night. Lu relied on his strong skills to deal with the bandits and eventually defeated them one by one.
Lu rushed to Lan's criminal agency overnight and decided to kill them all. Unexpectedly, three masters ambush in the building. In order to expand the martial arts scene, Bruce Lee, based on his status in the international martial arts world, invited the Philippines' Yili Shandu and the Korean master of wrestling. Xiaolong also specially invited Kalim Yabudor Jebal from the United States to Hong Kong. Jebal is a star player on the American professional basketball team with a height of 220 centimeters. He is well-known and one of Bruce Lee's apprentices.
The nunchakus between Lu and the first floor and Filipino masters are the essence of the whole show. Li and Yili Shandu use the same equipment, different styles of play, and high-level sticks. It dazzled the audience. After several hard fights, Lu passed through the battles, approached one by one, and finally smashed Dr. Lan's criminal gang
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