警方接報在郊野(🙄)公(gōng )園(yuán )山上(🙉)發現一(🎾)具女性裸(⛏)屍,死者是外籍人士(⛳),被人(rén )強姦(🏯)後虐殺,身有數百(bǎi )處創傷。警(👣)方成立(lì )專(zhuān )案小組,將疑犯抓(zhuā )獲,原來這(😊)個(gè )殘酷(kù )變態的兇徒背(🥋)後,其實亦有一段令(🐩)人心酸的故(gù )事。殺(🐡)人犯康仔(zǎi )少時(🤥)父母疏(shū )於(👌)管(guǎn )教,更(🔷)常把康打罵發(🍽)洩(🏃),結(jié )果母親離家(🔙)出走,父親也(🔫)置康仔不理。康(kāng )輟學後,沾上不少(shǎo )惡習,後來康邂逅(hòu )了(le )天(👩)真(zhēn )聰慧(huì )的少女阿(🕺)琪,琪生日當晚(⛴),二人在(🈺)郊野(yě )公(🔮)園喝酒(🐈)慶祝,遭(zāo )到(dào )兩名外籍青年侵犯(😲),琪慘遭姦殺(shā ),康大受打(dǎ )(🕵)擊(jī ),自此(cǐ )埋下(xià )仇(chóu )恨(hèn )(🏗)的(🍉)種子(zǐ )......