明朝成化年(nián )间，朝纲(gāng )腐败，奸邪当(dāng )道。西厂东(dōng )厂(chǎng )为宦官把持，混淆黑白，陷害(hài )忠良，朝野内外噤若寒蝉。时(shí )有赵怀安（李连杰 饰）等(děng )流亡剑客挺(tǐng )身而出，接连(lián )铲(chǎn )除东厂数(shù )名奸佞，致令阉贼胆战(zhàn )心惊。适值(zhí )此时，风(fēng )头正劲的西厂