Everything you need to understand or teach Sister by Rosamund Lupton.
Sister tells the story of Beatrice Hemming's search for her sister's killer. This search leads her down many surprising, dangerous, and unexpected roads.
The book begins as a letter to Beatrice's sister, Tess. Beatrice wishes they could talk in person; she misses her very much. She tells her of how she came to live in her flat in London and how her life was changed permanently. Beatrice goes to a meeting...