“The Boy” follows the story of an American nanny who is startled to discover that the boy she’s been hired to care for by an English family is actually a life-sized doll. As she grapples with this unsettling revelation, she is bound by a set of strict rules regarding the doll’s care. However, when disturbing occurrences begin to unfold, she becomes increasingly convinced that the doll may indeed be alive, leading her into a chilling battle against unseen forces.