武林高手上官星宇追赶黑衣人途中遭遇一场命案，死者死相怪异，引起了他的好奇心。没想到这只是一连串凶杀案的开始，紧接着出现了密室杀人、医馆惨案，几桩案件的线索都指向了“蝴蝶作案”，大理寺众人深陷谜案之中，师妹莫昭言也身陷危机。上官星宇受托于大理寺调查此案，与南疆奇女、大理寺少卿等人建立破案小组。他们能否拨开层层迷雾，打破僵局查出真凶？
Gosha is a trucker; he delivers goods to remote Arctic parts of Yakutia. He is a monopolist and his services are expensive. His greed lures him into making a run without a backup-driver. His truck breaks down in the middle of the road. Gosha is trying to fix it when an accident occurs. Now he is face to face with ruthless Arctic wilderness and death is only one breath away.
Mahesh, a photographer, gets beaten up by a stranger when he tries to solve an issue in his village. He sets out to take revenge on the stranger as he feels insulted after the incident.
