Violet has always been in the shadow of her mesmerising, controlling brother Will - by turns delightful and terrifying.
Now that Will has learned a shocking secret about his own past, things seem to be getting worse.
Violet retreats further into her fantasy world built around the fairy characters created by her favourite author, Casper Dream.
The arrival of Jasmine, a new girl at school who immediately befriends Violet, seems like it might change Violet's life for the better and allow her to break free of Will's spell.
But is Jasmine a true friend? A magical and atmospheric novel, with fascinating insight into the world of a writer.