At the age of 14, Joni experienced the mysterious disappearance of her best friend, Gracie Darling, during a séance. Nearly three decades later, in the same small town, local children entertain themselves with a game called ‘Playing Gracie Darling.’ However, the game takes a dark turn when another girl goes missing. Now a child psychologist, Joni returns to her hometown and teams up with police sergeant Jay to solve the mystery. Meanwhile, Gracie’s sister, Ruth, endures a parent’s worst fear as her daughter also disappears in eerily similar conditions.