In Darkness We Fall

In Darkness We Fall (2014) is a horror, adventure directed by Alfredo Montero rated 5.9/10.

Three boys and two girls go backpacking from the city to a paradisiacal island. There they rent motorcycles, travel around the prettiest and most remote spots, camp out in the woods, on a coastal cliff, get drunk and swim in the sea. The following day they enter a deep, maze-like cave to explore it and get lost inside.