Zoe is very young when her mother disappears. Brought up by the aunt and uncle who despise her, she learns she has no value... unlike her big sister Kim, the real daughter on whom they dote. She defies the odds to make it to university and forge a successful career. For the first time she seems to be happy. But strange dreams and even stranger messages that appear on her bathroom mirror fuel a growing sense of unease. Undaunted she...