Liz is in desperate need of a change of scenery: her relationship with her husband has reached an impasse, and her once-beloved job has ceased to bring satisfaction. Having gathered three best friends, she invites them to go on a four-day hike through the majestic mountains of Norway. There, surrounded by green valleys, pristine forests and crystal-clear lakes, Liz hopes to relax and reboot. But the more they move away from civilization, the more clearly they understand: They are not alone here. Wildlife hides not only danger, but also other people's secrets. And if Liz and her friends aren't careful, maybe not all of them will come home.…