On New Year's Eve, Callum Ormond is chased down the street by a crazed man with a deadly warning: They killed your father. They'll kill you. You must survive the next 365 days! Cal feels as if he's fighting everyone and getting nowhere. Nobody knows the answer to the riddle, but Cal is beginning to understand that the mystery may be bigger than anyone realises. He must now risk everything to stay alive...Callum Ormond has been warned. He has 153 days. The countdown continues...12 books. 12 months.