明朝成化年间，朝纲(gāng )腐败，奸邪当道。西(xī )厂东(dōng )厂为宦官把持，混淆(xiáo )黑白，陷(xiàn )害忠良，朝野内外噤若寒蝉。时有赵怀安（李连杰 饰）等(děng )流亡剑客挺身而出(chū )，接连(lián )铲除(chú )东厂数名奸(jiān )佞，致令阉贼胆(dǎn )战心惊(jīng )。适值此时，风头正劲的西厂(chǎng )