一场(🕕)百年罕见的蝗灾侵袭了武周大地,武则天下令(lìng )送赈(zhèn )灾银(yín )往(wǎng )灾区,却在(🎗)途(🎹)中(zhōng )被(bèi )劫,数万(🍖)两白银竟化蝶(dié )(💤)消失(shī )!狄(🌫)仁杰命其亲随(🌗)赵员镇(zhèn )奉命(mìng )彻查此案(🕔),自己微服(🗄)潜入民(🕖)间调(👁)查(chá )。在查(chá )案的过程中他们(men )遇(🛺)到了需自证清(😚)白(bái )的嫌(🙁)疑人(🚸)官小柒,又陷入(😱)了赈(🤷)灾(zāi )银(yín )再(⏺)次被(bèi )劫的困窘(jiǒng )之(zhī )境。灾(zāi )民民怨(😞)四起,化蝶案扑朔迷离(lí ),朝(cháo )堂权谋暗潮汹涌(yǒng ),狄仁(🤸)杰是否(㊙)能查清真相(xiàng )(⛓),天下又(🍄)是否能(néng )重回太平?