Yong-cheol, a gangster living in the 1930's, gains the reputation of having amazing fighting skills. However, he decides to give up his lucrative but dangerous calling for his girlfriend. He agrees to do one more job for his boss, but during the robbery, he winds up killing his girlfriend's brother.

A woman has half of a map that will lead her to a treasure trove of gold ingots that she and and her brother want to deliver to the Korean Independence Army. However, several other factions are searching for the gold and all are experts at deadly forms of martial arts.

Park, a bar owner, is forced into paying extortion money to the local gangsters. When Yong-cheol, a customer, sees this, he is outraged and tries to beat up the gangsters, but he is overwhelmed by their numbers. The gangsters cut off Yong-cheol's leg to teach him a lesson. Park and a young boy assist Yong-cheol in forging a new leg out of iron to use as a weapon to defeat the gangsters.

After exacting revenge on the people who killed his father for his involvement with the 1940's independence movement, Park Dal visits his father's friend, Reverand Hwang, and becomes convinced that he should carry on in his father's place.

The Black Boss, Yellow Tiger and Merciless Tsang join forces and snatch a million dollars. The Black Boss is responsible for hiding the money temporarily, and keeps a map of it's whereabouts. But Yellow Tiger and Merciless Tsang are impatient and want their split early. The dispute ends with the Black Boss dead, and only one person knowing the location of the money - his daughter. The heat is on as his daughter, and the man who befriend her, try to recover the money and outfox their pursuers

Gangs from China, Korea and Japan compete in Hong Kong using their national fighting styles--Kung-fu, Taekwondo and Karate

In Manchuria during the 1940's, a karate master named Sazaki and hapkido champion Wang make plans to rob the Korean Independence Army of its funds. However, unknown to them, the money is guarded by one Mr Lee--a grand master of taekwondo.

Park Cheol-ho, a Korean who stole Japanese military funds, is captured by Pang, a Chinese who captures independence fighters. Pang hands Park over to Japanese officer Akasaka, who tortures him to find out the location of the stolen military funds. When Park refuses to open up, Akasaka devises a plan to capture his younger sister, Yeong-ran.