明朝成化年间，朝纲(gāng )腐败(bài )，奸邪当(dāng )道。西(xī )厂(chǎng )东厂为宦官把持，混淆黑白，陷害忠良，朝野内外噤(jìn )若寒蝉(chán )。时有赵怀(huái )安（李连杰 饰）等流亡剑客挺(tǐng )身(shēn )而出，接连铲除东厂数名奸佞，致令阉贼胆战(zhàn )心惊(jīng )。适值此(cǐ )时，风头正劲的西厂