The Secret Observer

Semyon sees a psychiatric hospital in his nightmares and, accidentally noticing the name, learns that the hospital is located not far from St. Petersburg. Planning a trip to the caves with friends, Semyon convinces them to stop by on the way. But instead of an adventure, the guys find themselves trapped: the hospital has long been abandoned, phones don't work, windows and doors are locked, and, most importantly, they are not alone here. Who and why wants to kill them? Is it a cruel joke from someone in their company or a calculated game of a psychopath who deliberately lured them here? One thing they know for sure: to find a way out, they have seven days left…