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.

A man seeks revenge on his enemy who kidnapped and raised his child many years ago.

Kanemoto served five years in prison for attacking Masao of the pro-North Korean organization, the killer of the president of the company who brought him up. Released from prison, Kanemoto gets injured fighting Masao again. Harumi, who lives with her brother Genichi, takes care of Kanemoto. When Genichi visits Korea and reveals the pro-North Korean organization's lies, he becomes their target. This also places the life of Harumi and their family at risk and only Kanemoto can save them.