Case Sensitive: The Point of Rescue

New Detective Superintendent Charlie Zailer finds herself working with DC Simon Waterhouse for the first time. When Geraldine Bretherick and her five-year-old daughter are found dead, Sally Thorne is shocked. Months before, she'd had a brief but passionate affair with a man called Mark Bretherick. Now she feels the need to get in touch with him again to offer her sympathy.