Paper, Paper! Read all about it! Acrobat Murderer eludes police! But the newspaper story cannot tell the reader what is really happening--that this is another episode in the invisible war fought by hidden combatants. As Britain hurtles towards a crisis that must be averted at all costs, the police scramble to find a man who has escaped them. An assassination triggered The Great War. Could the same happen again? With a deadline looming, Sophie, Ada, and Flora are sent undercover to Dredemere Castle--a place poets eulogize for its beauty. There, they discover more dangers and an atmosphere rife with suspicion as the fearful hour approaches. Sophie and her friends struggle to keep up their spirits in the face of unexpected challenges while playing a deadly game of cat and mouse. Can they solve the mysteries that stare them in the face before it is too late?