In the quiet coastal town of Harbor Point, a series of mysterious phone calls precedes each disappearance. Detective Olivia Reeves, still haunted by her sister’s unsolved vanishing ten years ago, receives a call herself—it’s her sister’s voice. As the town descends into fear, Olivia races to solve the mystery of the Midnight Caller before becoming the next victim. But in a town where everyone has secrets, the truth might be closer than she thinks.