Nothing is quite as it seems when a mysterious weapon called Silent Noise destroys Barcelona and threatens Rome. Now both the city and Cardinal Caterina"s life are threatened--and her enemies are even closer than she expects. Meanwhile, her greatest asset, Crusnik Abel Nightroad, has turned against himself and the cause, as a deeply personal loss leads him to question his allegiance to AX. When an unexpected visitor threatens to shift power in the Vatican, will Rome ever be the same again?