一(🈯)宗谋杀(shā )(🌠)案(👷),令江湖(hú )酝酿大(dà )风暴。美(měi )(🍩)籍华裔戏痴张细伦(lún )(王浩信饰)回港(🎗)寻找演出机会,因缘(yuán )际会(🐮)下(xià )被(bèi )警花顾欣(🌫)颐(冯盈盈饰)委(♑)以重任,要他冒充(chōng )社团(tuán )四联(lián )帮坐馆的遗(👁)孤。在(✳)资(zī )深卧(wò )底高彬(🚥)(张(zhāng )振朗(📞)饰(shì ))(🎫)的(de )协助下(xià ),细伦当上坐(🚑)馆。及后,细(🐖)伦(🤷)多次向(xiàng )黑道(dào )头目苏芷珊(🥁)(汤怡饰(🛑))(⏯)、女明星庄明丽(高(🌊)海宁(🥎)饰)(💻)伸出援(yuán )手;夜(yè )场大家姐姚(🌞)清水(蒋家(🙉)旻(mín )饰)、三个沒血(🥫)缘关系的(🔔)妹妹亦围着(zhe )细伦(👺)团团转。细伦(🕐)初涉江(🚴)湖,与高彬(🌮)成为最佳拍档,加上金牌打(👊)手陆秋(🚗)(朱敏瀚(hàn )饰)(🏻)拼死保护,化解多(duō )个危机,却不知(zhī )道社(shè )团背(🏒)后,早(zǎo )已有(yǒu )惊天大阴(yīn )谋在等着他……