Cabin in the Woods

In this story, you're a team of reputable detectives. You've been contacted by a couple of anxious parents. Their children have gone on a skiing trip to the Austrian Alps, but they haven't arrived back home when they were expected to... The parents have already tried to call them, but no response. The local police isn't of much help. Hence, your team goes to the location where these friends have been seen last: their skiing cabin in a little austrian village called Hippach. Can you retrieve these friend and solve the mystery?