I really don't know where to start. A perfectly normal, well actually is she so normal? Wife, mother and skilled leather worker finds a scrap of paper in her husband's pocket and her whole life unravels. Suddenly Amy turns into someone you wouldn't recognise in your wildest dreams. That's when we join the rollercoaster that becomes Amy's life.
It's certainly gripping. Realistic?? This is fiction. It doesn't have to be realistic it has to make you want to turn the pages and it succeeded.