明朝成化年(nián )间，朝纲(gāng )腐败，奸邪(xié )当道。西厂(chǎng )东(dōng )厂为宦官把持，混淆黑白，陷(xiàn )害忠良，朝野内外噤(jìn )若寒蝉(chán )。时有赵怀安（李连杰 饰）等(děng )流亡剑客(kè )挺身而(ér )出，接连铲除东厂(chǎng )数名奸佞，致令阉贼(zéi )胆战心惊。适值此时，风头正劲的西厂(chǎng )