明(míng )朝成化年间，朝纲腐败，奸邪当(dāng )道。西厂(chǎng )东厂(chǎng )为宦官把持，混淆黑白，陷(xiàn )害(hài )忠良，朝野内外(wài )噤若寒蝉。时(shí )有赵怀安（李(lǐ )连杰 饰）等流亡(wáng )剑客挺身而出，接连铲除东厂数名奸佞，致令阉贼胆战心惊。适值此(cǐ )时，风头正(zhèng )劲的西厂