Everything you need to understand or teach The Bone Clocks by David Mitchell.
Holly Sykes is a child when she first hears voices. She's soon comforted by an Anchorite who introduces herself as Miss Constantine. Holly is soon afraid of Miss Constantine and tells her mother about her fears. When Holly's mother, Kath, seeks help, she finds a psychiatrist named Dr. Marinus, who immediately puts an end to Holly's connection with Miss Constantine. What Kath and Holly don't know is that Marinus is really...