This content contains affiliate links. When you buy through these links, we may earn an affiliate commission. There’s a lot of new horror coming in May. Mind-bending haunted houses. Gas stations you can never escape. Clones that take over your life. Searches for eternal youth, belonging, and self-improvement that go terribly, terribly wrong. Girl bosses morphing into werewolves. And that’s just the tip of the iceberg. It’s the perfect time of year to craft that TBR and pile all of the new horror atop it. May 2026 horror books are going to haunt your nightmares for years to come. Accumulation by Aimee Pokwata ( G.P. Putnam’s Sons , May 5) What happens when you realize the house you thought was the house of your dreams is actually haunted? When documentary filmmaker turned stay-at-home mom Tennessee “Tenn” Cherish moves into a big house in upstate New York with her husband, Ward, and her two children, she thinks she’s getting the life she always wanted.…