Don't Close Your Eyes is a psychological thriller about twin sisters Robin and Sarah, who have been estranged for years. Robin is a shut-in who spends her days spying on her neighbors, while Sarah is struggling to regain custody of her daughter and keep her dark secrets hidden. The novel delves into their complex family dynamics and the shocking secrets that bind them together. Holly Seddon's gripping and intricate storytelling will keep readers on the edge of their seats.