An early morning in October, 15 people are taken hostage from a subway train. This puts a huge hostage crisis in motion, and it changes Denmark forever.

Three generations of a family gather over a weekend. The sisters Sanne and Heidi have accepted their terminally-ill mother’s desire to die before her disease worsens; but, as the weekend progresses, their mother's decision becomes harder and harder to deal with, and old conflicts come to the surface.