该(🈯)剧主要讲述(🔨)从(cóng )身任警方(fāng )(🥇)卧底(dǐ )成功捣毁黑帮后重返警局的警(🕰)员高(🤴)家声(林峯饰)、PTU女沙展(zhǎn )何慧(🥩)玲(💤)(蔡(cài )卓妍饰(shì ))(⏬)和(hé )铁面无(wú )私的队长刘建晖(方中(🔸)信(xìn )饰(🎩))为主人(rén )公进(jìn )行展(zhǎn )开(kāi )的故(gù )事(shì )。三人在PTU虽然有(🎫)误(wù )会(🗑)、(😚)矛盾与冲突,但在执行(🕕)任务、面(🤷)对瞬(shùn )间(jiān )生死后,逐渐(jiàn )建立起真正的同(tóng )僚友(🔢)谊,成(🦗)为了真正的好(hǎo )警(jǐng )(💻)察(🗞)。