Russia, 1978. Four Soviet researchers conduct an important human experiment on five American prisoners, including spies, diplomats, and soldiers.

Russia, 1978. Four soviet researchers carry out an important human experiment on five American prisoners, including spies, diplomats and soldiers. An anti-sleep gas is introduced into the prisoners' cell, separated from the laboratory by a thin wall. During the experiment something goes wrong, the prisoners show signs of imbalance such as paranoia and self-harm. Even the Soviet army cannot handle the situation. Based on the famous creepypasta tale "The Russian sleep experiment".