明朝成(chéng )化年间，朝纲(gāng )腐(fǔ )败，奸邪(xié )当道。西厂东(dōng )厂为宦官把持，混淆黑白，陷害忠(zhōng )良，朝(cháo )野内外噤若寒(hán )蝉。时有赵怀安（李(lǐ )连杰 饰）等流亡(wáng )剑客挺身而出，接连铲除(chú )东(dōng )厂数名奸佞，致令阉贼胆战心惊。适值此时，风头正劲的西(xī )厂