Beneath the fake blood and cheap masks of countless haunted house attractions across the country, there are whispers of truly terrifying alternatives. Looking to find an authentic, blood-curdling good fright for Halloween, five friends set off on a road trip in an RV to track down these underground Haunts. Just when their search seems to reach a dead end, strange and disturbing things start happening and it becomes clear that the Haunt has come to them…

After a meteor shower strikes Los Angeles, toxic smoke is released across the city causing people to physically change and become violent. A small group of survivors plans to vacate the city by heading to the coast.

After losing contact with its researchers on a remote island, a military corporation hires a group of scientists and soldiers to find out what went wrong. But when they arrive, the team quickly discovers that the weapons testing performed on the island has unleashed and powerful and deadly entity that will stop at nothing to destroy them all.

Emma, the studious editor of the school paper, is tempted by the most popular boy in school, Chris Duval, to cheat. She is given a magical necklace that will give her 3 chances.

In the near future, a team is sent on a dangerous mission to Europa to retrieve and bring water back to a dying Earth. Their operation unexpectedly goes awry, jeopardizing not only the lives of those on board but also on earth, resulting in the possible extinction of the human race.