"Where Are the Children?" is a suspense novel written by Mary Higgins Clark. The story follows Nancy Harmon, a woman who, after a tragic past involving the disappearance of her two children, attempts to rebuild her life in a new town. However, her past resurfaces when children in her new community start to go missing. As the plot unfolds, Nancy becomes the prime suspect in the disappearances, leading her to uncover dark secrets and confront her own fears. The novel explores themes of motherhood, guilt, and the quest for redemption, keeping readers engaged with its twists and turns.