Dinah moves in with the Hunter family and starts going to the same school as her foster-brothers Lloyd and Harvey. It's not easy, as they seem to hate her, and school is really strange. Pupils suddenly talk like robots and do weird things - even Dinah finds herself acting oddly.She's sure the headmaster has some kind of power over them, and is determined to find out more. But the Demon Headmaster is equally determined to stop her.
Gillian Cross was born Gillian Arnold in 1945. She was educated at North London Collegiate School, Somerville College, Oxford and the University of Sussex. Although now a full-time writer who often travels and gives talks in connection with her work, she has had a number of informal jobs including being an assistant to a Member of Parliament. For eight years she also sat on the committee which advises ministers about public libraries.
She is married to Martin Cross and they have four grown-up children, two sons and two daughters.