该(gāi )(🈯)剧(jù )讲述(shù )(🌠)了坚(🔨)持(chí )调(diào )(⛲)查(chá )(✒)自(zì )(🐽)家旧(jiù )(📼)案(📒)真相(xiàng )的火(🔼)调员许(xǔ )(🕋)同生(shēng )与(yǔ )“靳(jìn )(🔱)椿(chūn )(🕰)”“沈野”组成(🎹)的(🆖)“铁(tiě )(🐉)三角”为应(🏴)对(🗼)重大(dà )火(huǒ )(💤)灾(zāi )案(🎾)件建(🌫)立(lì )(👋)快(kuài )速(🎲)反应(yīng )机(🌗)制(zhì )(🏇)，联(lián )(📼)手(😎)侦(🚤)破(🖲)多(duō )起诡(🕔)谲(🔸)火(huǒ )(👑)灾(zāi )(🎩)案件(jiàn )(🗄)的同(🎡)时，最(zuì )终(zhōng )(🙍)揭(jiē )(💆)开(kāi )了(le )(🔲)许(xǔ )家(jiā )(🛹)旧(🚉)案(àn )真相(xiàng )的故(gù )事(📞)