本(běn )剧以消(xiāo )防(fáng )(👷)局(jú )(🔨)的(de )通信(xìn )指令(lìng )(🥇)中(zhōng )(📼)心(📒)为(wéi )(🏽)舞(wǔ )台(🍩)，描(🌰)绘(🃏)了(le )(🕋)站在(zài )(🕟)用(yòng )一部(bù )电话(🤢)维(🤴)系生(shēng )(🎺)命(mìng )(🔧)的(🎗)“最(🆖)前(🥈)线”的(de )(🌰)指(zhǐ )(🍖)令(lìng )调(🏴)度员(yuán )们(men )(🥩)的(💤)“现(🎾)实(shí )”。指(⏬)令调(diào )(🎏)度(❣)员(🌗)们(men )应对(📼)紧急(🚤)通(🖲)报，发出(chū )(🔸)适(shì )当(dāng )的(🤷)救(jiù )护(🛍)车、(🕖)消(xiāo )防(👁)车(🙍)出(chū )(💆)动(dòng )(✳)指(zhǐ )令。他(🚉)们(men )是拥有(🕌)各种(zhǒng )技(jì )(🎿)能(néng )的消(xiāo )防(😚)、急(✖)救(jiù )专家集(🖍)团，运(yùn )(🥀)用(yòng )(🕕)通(🤯)信(xìn )技(🐖)能(néng )(🤷)和医疗知(zhī )识(shí )，为(wéi )了(le )挽(wǎn )救(🥁)濒(bīn )(🌚)临(lín )(📯)危(wēi )(🚨)机(🛑)的“生(🖲)命(mìng )”，每(měi )(🦗)天(tiān )倾(🎛)听(tīng )(🌊)“声(shēng )(🥎)音(yīn )(🥔)”，用(yòng )“声音(yīn )”拯(🏂)救(jiù )“生(shēng )命(mìng )(🌞)”。