During an exclusive tour, a power breakdown inside a secret prison known as the Death House sends two agents fighting through a labyrinth of horrors while being pursued by a ruthless army of roaming inmates. As they fight to escape, the agents push toward the lowest depths of the facility where they learn a supernatural group of evil beings are their only chance for survival.

Two estranged brothers reunite at their missing father's video store to liquidate the property and sell off his assets. As they dig through the store, they find a VCR board game dubbed 'Beyond The Gates' that holds a connection to their father's disappearance and deadly consequences for anyone who plays it.

Onyx joins a group of fellow occultists to attend a dark ritual at the mansion of their idol, Bartok. Suspecting Bartok’s nefarious intentions, Onyx is suddenly immersed in a world of monsters, mystery, and mayhem. 　　源自：https://festival.sundance.org/program/film/638a1755d406b222a0f2cab2