明朝成化年间，朝纲腐(fǔ )败，奸(jiān )邪(xié )当道(dào )。西厂东厂为宦官把持，混淆(xiáo )黑白，陷害忠良，朝野内外噤若寒蝉。时有赵(zhào )怀安(ān )（李连杰 饰）等(děng )流亡剑客(kè )挺(tǐng )身而出，接连铲除东厂数名奸佞，致令阉贼胆战(zhàn )心惊。适值此时(shí )，风头正劲的西厂(chǎng )