A twisting new thriller by the author of The Guests: No one knows what goes on behind closed doors . . . When Viola's new neighbors move into Number 33, everything seems picture-perfect. But underneath the manicured lawn and polite smiles, dark secrets lurk in the shadows. The father, Rhys, is hostile. The mother, Wendy, seems to be losing her grip on reality. And there's something eerie about their eight-year-old daughter, Mirabelle. As Viola, a quiet retiree, digs deeper into the strange behavior of the family next door, she uncovers a disturbing web of lies. Soon, Viola's curiosity turns into obsession. But as she pushes closer to the truth, the family turns the tables—and suddenly, Viola is the one questioning her own sanity . . . Will Viola uncover the sinister truth . . . or is she the next victim in this warped game of cat and mouse? The Family Next Door is a chilling psychological thriller that will keep you guessing until the very last page.