明(míng )朝成化年间，朝纲(gāng )腐败，奸邪当道。西厂东厂(chǎng )为宦官把持，混淆黑白，陷害忠良，朝野内外噤若寒(hán )蝉。时有赵怀安（李连杰 饰(shì )）等(děng )流亡剑(jiàn )客挺身而出，接连(lián )铲除(chú )东厂数名奸(jiān )佞，致(zhì )令阉(yān )贼胆(dǎn )战心惊。适值此时，风头正劲(jìn )的西厂