A group of young filmmakers travel to a remote cabin to interview the only eyewitness of a brutal cold case crime. Their subject is a man in failing health, whose family has mixed feelings about their intentions. As they race to uncover the elusive truth behind these mysterious and gruesome deaths, their investigation leads to some terrifying realizations. Soon, it is clear that the horror is no longer buried in the past, and they must fight for their own lives while the body count rises.