Amanda Pascal is an FBI agent but she knows that this time, the bureau cannot help her... Amanda needs answers and is drawn to Iowa and the death of a young man. From here, guided by her dreams and an overwhelming compulsion she cannot explain, Amanda sets out on a roller-coaster ride searching for the answers to her growing questions. Along the way she befriends a series of individuals, all of which seem to have no recollection of their own identity and all of which have been inextricably driven to seek her out by their own vivid nightmares. Each of these young men are pieces to a puzzle. A puzzle of which leads them all over the world, staying just one step ahead of the darkness and culminating in it's mind-shattering conclusion, four kilometres below ground in the southern tip of Africa...