The death of her son Joseph in mysterious circumstances in France has sent Louise Tennant spiralling into grief so desperate she feels she is going mad. His last cryptic email to her before he is killed plays on her mind: she must find out what happened to him. Angry and self-absorbed, Louise has always alienated those she loves, including Joseph, a researcher for a drugs company. Now guilt and grief drive her on into a darkening world where the people she confronts seem determined to prevent her from finding out the truth. What follows is a harrowing journey into a world of mirrors within mirrors where no-one is who they seem, and she finds herself pitted against immense and ruthless powers