Vlogger Keith Gill sinks his life savings into GameStop stock and posts about it. When social media starts blowing up, so do his life and the lives of everyone following him. As a stock tip becomes a movement, everyone gets rich—until the billionaires fight back, and both sides find their worlds turned upside down.

Set one year after the events of Hell House LLC II, the hotel is on the verge of being torn down when it is purchased by billionaire Russell Wynn as the new home for his popular interactive show, Insomnia. He invites journalist Venessa Sheppard and her crew to record everything happening inside the hotel leading up to the performance - but they soon encounter a more nefarious plot, one that threatens to unleash a veritable hell on earth.

Eight years after the opening night tragedy of HELL HOUSE LLC, many unanswered questions remain. Thanks to an anonymous tip, an investigative journalist is convinced that key evidence is hidden inside the abandoned Abaddon Hotel. She assembles a team to break into the hotel in hopes of discovering the truth. But the source of the tip and the secrets of the Abaddon Hotel are more horrifying than any of them could have imagined.

An anthology horror drama series centering on different characters and locations, including a house with a murderous past, an asylum, a witch coven, a freak show, a hotel, a farmhouse in Roanoke, a cult, the apocalypse and a summer camp.