每过十年，中国和日本之间就要进行一场震撼武林的剑术决斗。这一次，日本柳生一族派出了高手宫本一企图一雪前耻，而中方则派出了青年剑客步青云应战。步青云如约来到了夏侯山庄等待时机到来，却意外发现山庄的少庄主夏侯胜男竟然是自己的旧相识。 　　夏侯胜男默默喜欢着侠肝义胆的步青云，却遭到了其父夏侯渊的强烈反对。为了重振夏侯山庄的威名，夏侯渊不惜在背地里和日本人相互勾结。作为强劲的敌手，步青云自然遭到了夏侯渊的刁难和迫害，还将其关在了天牢之中。夏侯胜男想要救出步青云，却遭到了父亲的误杀，得知真相之后的夏侯渊悲愤不已，只得自刎。One of the last of the Old School Hong Kong martial arts flicks, this one deals with a legendary competition in swordplay and fighting that ends up being fought between two great warriors, a Chinese man and a Japanese man, who, over the course of the film, have become friends.