(🌠) 刘嘉玲与(✒)毛舜筠均任(🏽)职重(chóng )案(àn )组,刘(liú )乃新(xīn )(🕟)扎(🕸)高级督察,办(bàn )事满有冲动,而毛(máo )则(🌰)对警队失(🗼)去信心,她们的线人(rén )罗美(🎏)薇为贪线人(📼)费(😎),无(🖲)意中(zhōng )发(fā )现一宗黑枪交易(🎡),但(🕯)罗(👁)怕入旋涡,不愿冒(🏐)险探料,唯刘苦(🎫)苦相迫。罗向上司协(🖍)议(🚑),但他反叫(jiào )罗以(🤷)身作饵引黑(hēi )帮主脑出现(xiàn ),罗大(dà )骂(🛑)二(èr )人(rén )视人(rén )命(mìng )如草(cǎo )芥。刘感极难受,毛知罗生命危险,决心保护,但最后罗也被杀(🈴),而死前把(👃)线(xiàn )索交予(🤲)毛,毛、刘和上司追(zhuī )查下与(🐀)黑(hēi )帮主(🧣)脑碰面,混乱中上(🈁)司被(💝)挟(jiā )持(💔),亦首次(👊)尝试到死亡边缘(yuán )的滋味。最(⛏)后,毛、刘合(hé )力救回(huí )上(shàng )司(sī ),并(bìng )找回(huí )失枪(🙎),从此以后,毛、(😙)刘皆对人(🔤)生、事业有积极的改(gǎi )变。