《铁探》讲述了督察(✒)尚(shàng )垶(袁伟(wěi )豪(🐌)饰)(🔼)原(🌰)是警队明日(🕸)之星,在一次(cì )行(🎺)动中为救(🆖)战(zhàn )友(yǒu ),不(🌰)幸被匪(🏴)徒一(yī )枪穿脑(😧),经过抢救(⏬)后奇迹(❣)生(shēng )还(🏇),并且查案(àn )比以前更(🔸)努力拼搏(bó ),赢得“铁探”的(de )美(měi )誉(yù )。但尚(shàng )垶饱受那次(cì )(📞)枪(qiāng )击的后遗(yí )症折磨,枪(🚸)伤阴影、暴躁、甚至失(🔊)禁。而总警司万(wàn )晞华(🥁)(惠(huì )英(yīng )红饰)和Bingo(姜皓文饰)之间神秘(🔝)的(de )关(🐑)系,也让(🤸)那次枪击的真(🙉)相扑朔迷离。在警(🥫)队(duì )的(de )大升迁年,尚(shàng )垶被迫(pò )卷入了警(🎋)界(jiè )高层权(quán )力相争(🤖)的漩涡中(zhōng )......