A disreputable American boxer gets entangled with Japanese brothers feuding over the right to two ancient samurai swords. Martial arts adventure, starring Scott Glenn, Toshiro Mifune and Donna Kei Benz.

Rick, a down-and-out American boxer, is hired to transport a sword to Japan, unaware that the whole thing is a set up in a bitter blood-feud between two brothers, one who follows the traditional path of the samurai and the other a businessman. At the behest of the businessman, Rick undertakes samurai training from the other brother, but joins his cause. He also becomes romantically involved with the samurai's daughter.