躺在床上玩手机，困到手机三番五次从手中跌落，也要捡起来连续刷。我们总觉得自己最放不下的是一些人和一些事，其实，最放不下的是手机。 The story follows police officers Kata and Arnar, in charge of investigating gruesome murders from Iceland’s first serial killer. The unlikely pair slowly starts connecting the case to a mysterious and abandoned boys’ home named “Valhalla”.