Paul's 12-year-old son and Elise's stepson. A troubled, sexually predatory boy expelled from boarding school for stalking and animal cruelty. He manipulates and sexually harasses Elise, digs a peephole to spy on his father and stepmother, and claims to have murdered his biological mother, Sarah. Ultimately, he proposes killing Paul, but Elise betrays him and has him run over by a car.
Paul is Marcus's biological father, struggling to manage his son's disturbing behavior.
Marcus is Elise's stepson, creating immediate tension and discomfort.
Marcus is the deceased son of Sarah, harboring dark resentment toward her.
Dr. Viorne investigates Marcus's behavior as part of Elise's psychiatric evaluation.
Explore the full interactive character relationship map of What the Peeper Saw