明朝成(chéng )化年间，朝纲腐败(bài )，奸邪当道。西厂东厂(chǎng )为宦官(guān )把持，混淆黑白，陷(xiàn )害忠良，朝野(yě )内外噤若寒蝉。时有赵(zhào )怀安（李连杰 饰）等(děng )流亡剑(jiàn )客挺身而出，接连铲除东厂(chǎng )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 )