Can Emily control the power of the flame and save Olympus? Or is everyone--god and human--doomed? A deadly plague has struck Olympus. When Pegasus falls ill, Emily has to act. Her hunt for a cure takes her to modern London and back to the origins of Olympus. In the present, she must face the full forces of the CRU. In the past, she must confront Cronus, the father of the gods and leader of the Titans, who is intent on destroying his offspring. When Emily encounters the full power of the Flame and a discovery that could change the face of history, will she make the right decisions? And in the race against time to save Pegasus, will Olympus find its true hero?