明朝成化年间，朝(cháo )纲(gāng )腐(fǔ )败(bài )，奸邪当道。西厂东(dōng )厂为宦官把持，混淆黑白，陷害忠良，朝(cháo )野内外噤若寒蝉(chán )。时(shí )有赵怀安（李连杰(jié ) 饰）等(děng )流(liú )亡剑客挺身而出，接(jiē )连铲除东厂数名奸佞，致令阉贼胆战心惊。适值此时，风头正劲的(de )西厂(chǎng )