Pierre-Olivier Thevenin

Months after a tragic accident, Sarah, a young pregnant woman, must spend Christmas Eve alone in her house before giving birth the next day. But in the middle of the night, a creepy visitor knocks at her door willing to do anything to get what they want, setting off a night of pure terror.

Four tales, each centered on a woman, journey inward to explore the enigmatic reality of their lives, connecting through a single narrative thread.

A team of several researchers travel to the Swiss Alps to investigate a scientific discovery on human evolution. The trip, however, turns into a deadly fight for survival when the team crash into a gully and find themselves falling prey to someone...or something.