该(gāi )剧(jù )讲(jiǎng )述了(👷)坚(jiān )持(chí )调(⛲)查(chá )自(🐽)家旧(jiù )案(àn )(📒)真相(xiàng )的(🍩)火调(diào )(🌰)员(🃏)许同(tóng )生与(yǔ )“靳(🔱)椿(chūn )(🕰)”“沈野(🎺)”组(🎗)成的(🆖)“铁(tiě )(🐉)三(sān )角”为(🔬)应(🏴)对(duì )(🗼)重(chóng )大(🥩)火(huǒ )(💤)灾案(àn )(🎾)件(📿)建(🌫)立(👋)快速(🎲)反应(❣)机制(zhì )(🏇),联(lián )(📼)手(😎)侦(zhēn )(🚤)破(🖲)多(duō )起诡(🕔)谲(jué )火(huǒ )灾(zāi )案件的(🛍)同(tóng )(🎡)时(shí )(🕖),最(zuì )(👁)终揭(jiē )开(✳)了(le )(🔲)许(🥄)家旧(jiù )案真相(🐖)的(🕌)故(gù )(🛺)事(shì )