Haley has retreated into her shell since her dad was killed in theline of duty. Hero is a police dog who has been retired early -his handler was injured in the line of duty and he cannot seem tobond with anyone else. But when they meet, two lost souls findone another. And Hero is instantly onto a clue when the WhittakerDiamond is stolen. Publisher: Scholastic Author(s): Katy Birchall Number of pages: 400 Publication date: 2025 Dimensions: 128 x 198 x 27 Cover type: Paperback / softback