明朝成化年间，朝(cháo )纲腐(fǔ )败，奸(jiān )邪当道。西厂东厂(chǎng )为宦官把持(chí )，混淆黑白，陷害忠良，朝野内外噤若寒(hán )蝉。时有赵怀安（李连杰 饰(shì )）等(děng )流亡剑客挺身而出，接(jiē )连铲除东厂(chǎng )数名奸(jiān )佞，致令阉贼胆(dǎn )战心惊。适值此时，风头正劲(jìn )的西厂