Slade House is a novel written by David Mitchell, published in 2015. The story unfolds over five different years, each centered around a mysterious house that appears only to certain individuals. The narrative is told from the perspectives of various characters who visit the house, revealing its dark secrets. The house is inhabited by a pair of enigmatic twins, Faye and Jonah, who possess supernatural abilities. As the visitors come and go, they become entangled in the twins' sinister plans, leading to a blend of horror and fantasy. The novel explores themes of identity, time, and the nature of reality.