Synopsis

Three friends - Adrian, Charlotte and Viktor - head out into the Norwegian wilderness to explore a cave. They are all experienced at this sort of thing and have planned well. Relationship issues - Charlotte is with Adrian but she and Viktor used to be a couple and he still has feelings for her - complicate the expedition. Moreover, someone seems to be following them, even in the cave.

Three friends - Adrian, Charlotte and Viktor - head out into the Norwegian wilderness to explore a cave. They are all experienced at this sort of thing and have planned well. Relationship issues - Charlotte is with Adrian but she and Viktor used to be a couple and he still has feelings for her - complicate the expedition. Moreover, someone seems to be following them, even in the cave.