明朝成化年间，朝纲腐败(bài )，奸(jiān )邪当道。西厂东(dōng )厂(chǎng )为(wéi )宦官把持，混淆黑白，陷害忠良，朝野内外噤若寒蝉(chán )。时有赵怀(huái )安（李连杰 饰）等流亡剑客挺身而出，接连铲除东厂数名奸(jiān )佞，致令阉(yān )贼胆(dǎn )战心惊。适值(zhí )此(cǐ )时(shí )，风头正劲的西厂