明朝成化年间，朝纲(gāng )腐败，奸邪当道。西(xī )厂东厂(chǎng )为宦官(guān )把持，混淆黑白，陷(xiàn )害忠良，朝野内外噤(jìn )若寒蝉。时有赵怀(huái )安（李连杰 饰）等(děng )流亡剑(jiàn )客挺身而出，接连铲除(chú )东厂数名奸佞，致令阉贼胆(dǎn )战(zhàn )心惊(jīng )。适值此时，风头正劲的西厂