A brutal murder takes student Jess Cox and author Philip Coppens on a gripping quest to track down a brotherhood formed by the first civilization on earth. Surviving the centuries, this ancient force protects an earth-shattering secret that leads to the origins of mankind: a secret worth killing for. So what was in a letter sent to Jess by her uncle and why was he murdered? Join Jess and Philip as they hunt for the truth whilst staying one step ahead of a ruthless organisation determined to get hold of this great secret themselves.