『無碼人妻AⅤ一區(qu)二區(qu)三(san)區(qu)』介紹:干探(tan)雷大(da)(da)勇(yong)(yong)(yong)(萬(wan)梓良(liang) 飾)和(he)上司(si)沈(shen)(shen)(shen)Sir(任達華(hua) 飾)合得(de)來,和(he)高級督(du)察葉振強(qiang)(呂良(liang)偉(wei) 飾)感情也非(fei)常不錯;張啟華(hua)原是一個(ge)好探(tan)員,他(ta)被誣(wu)販毒坐(zuo)了十(shi)年冤(yuan)獄,出獄后他(ta)先(xian)殺了退休探(tan)員豬頭炳,下(xia)一個(ge)目標是雷大(da)(da)勇(yong)(yong)(yong),因為(wei)(wei)他(ta)認(ren)為(wei)(wei)他(ta)倆是陷害他(ta)的對頭人。大(da)(da)勇(yong)(yong)(yong)和(he)富(fu)家(jia)子發生(sheng)爭執,不久富(fu)家(jia)子被殺,大(da)(da)勇(yong)(yong)(yong)被指為(wei)(wei)兇手,他(ta)從警署中(zhong)逃出來找真兇。啟華(hua)和(he)大(da)(da)勇(yong)(yong)(yong)遇(yu)上了,發生(sheng)打斗,振強(qiang)趕到告知他(ta)們內幕真相,真兇原來是沈(shen)(shen)(shen)Sir。沈(shen)(shen)(shen)Sir偵知啟華(hua),大(da)(da)勇(yong)(yong)(yong)的下(xia)落,和(he)手下(xia)趕到欲殺他(ta)們滅口,一番激戰之后,啟華(hua)和(he)沈(shen)(shen)(shen)Sir槍戰中(zhong)死亡,振強(qiang)和(he)能證(zheng)明(ming)大(da)(da)勇(yong)(yong)(yong)冤(yuan)枉(wang)的證(zheng)人海倫(lun)亦受傷,大(da)(da)勇(yong)(yong)(yong)僥幸沒有(you)受傷,沉(chen)冤(yuan)得(de)雪。