After a romantic weekend gets sidetracked, a young couple find themselves at an outdated hotel, caught up in murderous death-loops, and as bait for a demon.
Tim, an amateur filmmaker, returns home to film his brother Sean's funeral after his apparent suicide. But in the days that follow, Tim discovers Sean's obsession with an Internet urban legend that does not exist about a secret government mind control experiment gone horrifically wrong, Project MKHEXE.