Her suspicions challenge Christine to look into her own past, and she learns not only that she was adopted, but also that her biological mother was a ruthless serial killer. Near the end of the play, Christine decides to take both Rhoda's life and her own. She gives Rhoda a large quantity of sleeping pills, telling her they are vitamins. Then she shoots herself in the head, killing herself. Rhoda survives because the sound of the gunshot has alerted her neighbors to investigate and they find Rhoda just in time to save her.
