Yann Sundberg

A perfect getaway turns into a nightmare when a group of friends hop into their cars for a relaxing weekend trip. After picking up a suspicious hitchhiker, a thick fog envelops their cars and sends them all over a steep cliff! Barely surviving the fall, they soon discover something even more horrifying. An ancient creature lives under the ground... listening and waiting. It's ready to devour anyone and anything in its path and this group of friends is very much on tonight's menu! (synapse-films.com)

A police investigator is dealing with a life threatening illness, while trying to map out the spreading of a new synthetic drug that's all the rage in Paris. (imdb)