郊外(wài )的狗牙山(shān )上(shàng )(🆓),高(gāo )佬(lǎo )、病甩毛(郑则仕 饰)和矮(ǎi )脚虎等五个(gè )游(🍥)手好闲的流(liú )氓终(zhōng )日偷鸡(🍖)摸(mō )(🔬)狗,好不逍遥得意。近来天(tiān )(🎲)气(🎏)晴(❣)好(hǎo ),阿华(huá )与阿(🚤)玲(líng )((⚫)庄静而 饰)(🤷)兄妹(mèi )唤上(🕖)三名青(qīng )春朋友,一同去狗牙山露营,在露营地,阿玲被(bèi )(😻)矮脚虎一伙撞见(🤯),后者遂其(💞)歹(dǎi )意,但碍(🧚)于阿(🔩)华(🥁)在场不(bú )能得逞。但(dàn )不(❔)该(gāi )(💱)发生的事(🌊)情还是发生(shēng )(🗞)了,阿玲(líng )在河边遭(zāo )(🤠)矮(ǎi )脚(jiǎo )虎等(㊙)人强暴,阿华(🎾)操起斧头追凶,却惨遭(🚻)流氓们(men )算计,惨死山中。虽有当(dāng )(🧟)地村长包庇,但这伙流(🈁)氓(❕)仍被警(jǐng )方(fāng )拘捕(🍑),可阿玲受辱后精(jīng )神错乱(🐛),已没有指认罪犯的能力,于是恶徒(tú )(😝)得以逍遥法外,出面作证的村(⏲)民也遭到(dào )毒打。此(cǐ )时家中(🥅)的玲父为一双子女(🔎)的(de )遭遇痛彻心扉,决(💣)定要(yào )靠自(📞)己(jǐ )的双(🚽)手惩治(🔲)凶手!