Hunt or be hunted ... Sixteen-year-old Romy suffers from a rare genetic disease that will send him mad - and ultimately kill him. His last hope is a mysterious clinic in Austria, where a cure is promised. But the treatment is drastic and Romy is changed forever. When he meets Antonia - beautiful, headstrong and out of his league - Romy starts coming to terms with his new life. But after a spate of grisly night-time attacks, Romy is forced to confront an awful truth ... What has he become?