The Algonquin Falls grand opening proves deadly when creatures of myth emerge from below and begin slaughtering every man, woman and child. Trying to avoid being killed and eaten, Jesse and his group have no choice but to enter the expansive cave system under their feet and search for alternate means to escape the state park. Soon they meet up with Charly and her band of survivors that are on a rescue mission, and together they join forces where not only are they outnumbered, but something much larger, more powerful, is also on their trail.
Hannah is determined to start a new life after her failed marriage, and so moves to Edinburgh and begins a job as a guide to the spooky tourist attraction, Henderson Close. She loves it; the tales she recites, the character she plays, and the disquiet she brings to her guests. All is not as it seems however, as Hannah and her two colleagues soon experience strange occurrences they can't explain.
Ben Shadeland and Eddie Blaze are running out of time to produce a score for an upcoming, big-budget horror flick. Feeling the pressure, yet having creative difficulty, they travel to the Sorrows, an island with a gruesome history. Their intention is simple - to soak up the atmosphere and gain inspiration so that they can finally present a suitable piece of music. The consequences of past events resurface however, and quickly extinguish any chance of success.