明朝成化年间，朝纲(gāng )腐败，奸(jiān )邪当道。西(xī )厂(chǎng )东厂为宦官把持(chí )，混淆(xiáo )黑白，陷害忠良，朝野内外噤若寒蝉。时有赵怀安（李连杰 饰）等流亡剑客(kè )挺(tǐng )身而出，接连铲除东(dōng )厂数名奸佞，致令阉贼胆(dǎn )战心惊。适值此时，风头正劲的西厂(chǎng )