The moment she was gone - Evan Hunter

From the author of the critically acclaimed CANDYLAND, one of the world's top crime writers under the name Ed McBain.

It is two o'clock in the morning when Andrew Gulliver gets the call he has been half-expecting for all of his adult life. His twin sister, Annie, is gone.

Annie has been taking off on adventures around the world ever since she was sixteen. But this time is different. Last month, bright, beautiful Annie was held in an Italian mental hospital and diagnosed as a schizophrenic. Until now, her family have refused to face the fact that something is really wrong. Forced to confront the truth at last, Andrew embarks on a desperate search to find Annie before it's too late...