湾仔(🕕)区巡警(👷)陈(chén )俊(jun4 )杰(陈奕迅)因(yīn )为七年来每(měi )日所做(🕟)都是极有(yǒu )规(🤢)律(lǜ )毫无变化的(🎹)工(gōng )(🆖)作,渐渐(🌰)对(duì )警察(🏴)一职失去激情,上面(👋)派来(lái )小师妹廖(🏇)得男(容祖儿)与他一起巡逻时,眼见对方(🙍)满(mǎn )腔热情(qíng )事(shì )事(🚉)认(rèn )真,他(🕌)冷(🛺)眼(📞)旁观之余,会不(bú )时地冷嘲热讽,遇到疯子王成(chéng )(吴镇(zhèn )宇)(📎)时(🧚),陈(chén )俊杰也只当(🛑)他为精神病人指给廖(🎛)得男看。