If you're the kind of person who likes to watch Andy Muschietti's It movies every October, we have just the show for you. Premiering on HBO just in time for Halloween is the IT prequel series Welcome ...

A bisexual couple take a romantic getaway to the desert, which is turned upside down by a clingy rental host and an impromptu threesome with a male friend. Tensions rise, chaos reigns...and then they ...