阿(ā )(🈯)勇(万梓良(liáng )饰)(⛲)、阿国(刘德华饰)兄弟俩浪迹香(xiāng )港街头(tóu ),投靠了黑社会邦主剂哥(周润发饰)。由于(yú )阿(ā )国得(🌫)到(dào )剂哥赏识,引起(qǐ )阿(ā )(📼)勇妒嫉,兄弟(dì )间(jiān )产生(🎩)隔阂(🗄)。阿勇倒(🕯)向朱(zhū )老(💆)大,阿(ā )国却远(yuǎn )(🏐)去新加(jiā )(🕌)坡另(📞)谋生计。若干年(✖)后(🙁),阿(ā )(🚸)勇(🖍)羽翼丰满,逐杀朱老大自立邦主,又(🚣)设(shè )计将(jiāng )剂(📯)哥帮派(pài )斩尽杀绝,剂哥遇难,孤(🥎)身亡(💻)命新加坡寻(xún )(✋)找(🐑)阿(🏂)国,阿勇步步追杀(🙀),将剂哥妻子((🍄)刘嘉玲饰(👃))(🧤)、儿女惨杀,此刻悲(bēi )痛、愤恨促使(shǐ )阿(ā )国重(🧣)新出山,随剂哥(gē )返回(huí )香港以死相拼(pīn )(🍑),报仇雪恨(hèn )......