A 17-year-old girl’s world is turned upside down when she and her friends make a disturbing discovery in their quiet Danish town.

Markus, a deployed military man, has to go home to his teenage daughter, Mathilde, when his wife dies in a tragic train accident. It seems to be plain bad luck – but it turns out that it might have been a carefully orchestrated assassination, which his wife ended up being a random casualty of.