单(🈯)亲(qīn )(🕕)妈(🍅)妈(mā )(🌠)李(lǐ )(👷)青(qīng )(🔨)草(cǎo )（陶(táo )昕(🐽)然(rán ) 饰(shì )(📒)）带(🐌)着(zhe )女(nǚ )(🔼)儿(🌰)（(🃏)王(wáng )(🕋)奕(😘)雯(🕟) 饰(shì )(🛍)）在(zài )外打工(gōng )，无(wú )房(fáng )无(wú )户(🆖)口的她亟(jí )(🌰)需找(🔬)到(dào )一(yī )(🗼)所(suǒ )(🐮)能(néng )收(shōu )(💤)女儿(ér )上(📿)学(xué )(🌫)的(👋)小(xiǎo )学(xué )。与此(cǐ )(🌗)同(tóng )时，一(yī )所(suǒ )废(🖲)弃(qì )小(xiǎo )(🐿)学(xué )(🕔)的夹墙中(🤷)，被(🛍)挖出(chū )(🕖)了(🕯)一具(jù )陈年(nián )遗(🔲)骸(hái )，县(🚉)刑(xíng )(🏐)警队(🐖)长(zhǎng )(🕌)韩(🛺)岩(📞)（赵(🎫)炳锐(ruì ) 饰）(✖)在(zài )调(😻)查(chá )(🚸)的过(guò )程(🐶)中发(fā )(🕕)现(xiàn )(🤯)，此案(àn )(🤷)件(🔊)牵(💞)扯(chě )着(zhe )多(duō )年(nián )(📎)前(qián )的(🚣)五个(gè )(🥁)少(shǎo )年(📯)。每(měi )(🛑)个(gè )人(😞)的(🖲)心(xīn )(🔢)中(zhōng )似乎(🦗)都(dōu )有(🎛)一(yī )(🌊)道(dào )(㊗)夹缝(féng )……(🗞)