约瑟夫是一名机场安检员，生活看似平淡无奇，然而，日常的工作枯燥乏味，安检传送带也持续输送着来自乘客和同事的疏离与不安。在一次不愉快的家庭聚会后，一个新的不羁的灵魂开始侵蚀原来的他，新的约瑟夫行事不计后果，时刻处在情感爆发、自我毁灭的边缘。这不仅是主人公一场拼命挣扎的自我发现，也是社会中形形色色普通人的生活写照。影片以手持摄影的形式拍摄，富于压迫感的镜头使人轻易代入人物混乱的内心。本·卫肖的表演极具冲击力。

811 AD, a family, isolated in their home, deep in the woods a few days travel from Birka. They are poor. The hunting and fishing has been bad for some time, and the father, Joar, takes the desperate measure of going on a Viking raid. Joar does not return for a long time, and the family starts to fear he never will. Runa, the oldest daughter, takes over her fathers chores in his absence. She misses him dearly and nourishes a tender hope that he, once again, will return to them. But in her heart, somehow she knows, that the suffering of the family has just begun. There is something in the air, something in the water, the wind and in the soil. Runa is becoming aware of something vile, something dangerous out in the forest. One day when she is out hunting, she finds a bleeding man, a warrior, almost unconscious. She brings him inside and the family tend to his wounds. As he heals, she realizes he is sent to protect the family from an approaching evil. And he brings news of her father.