明朝成化年间，朝纲腐败(bài )，奸(jiān )邪当道。西厂东厂为(wéi )宦(huàn )官把持(chí )，混淆黑白，陷(xiàn )害忠良，朝野内外噤(jìn )若寒(hán )蝉。时有赵怀(huái )安（李(lǐ )连杰 饰）等流亡剑客挺身而出，接连(lián )铲除东厂数名奸佞，致令阉贼胆战(zhàn )心惊。适值此(cǐ )时(shí )，风头正劲(jìn )的西厂