一场百年罕见的蝗灾侵袭了武(📒)周(🏽)大地(🍩),武则天下(xià )令(🕟)送(🕸)赈灾(🔱)银往灾区,却在(zài )途(tú )中被劫(🐉),数万两白(bái )银竟化(huà )蝶(dié )(💤)消(xiāo )失!狄仁(👋)杰命(mìng )其亲随(🌗)赵员镇奉命彻(chè )查此案,自己微服潜入民间调(👁)查。在查案的(de )过程中他(tā )们遇到了需(xū )自(🥞)证(🗑)清白(🍮)的嫌疑(😻)人(rén )官(🖍)小柒,又(yòu )陷入了赈(🤷)灾银再次(cì )被劫的困窘之境。灾(🚨)民民怨四起(🔢),化蝶(dié )案扑朔迷离(lí ),朝堂(🗞)权谋暗潮汹涌(🏂),狄(dí )仁杰是否能(néng )查(chá )清(🙉)真相,天下(xià )又是(⛏)否能重(chóng )回(huí )太平?