The Scarlet Cloak — Jean Plaidy

It was a world turned upside down...
...with the Queen Mother of France making martyrs out of innocent Huguenots,
King Philip of Spain spreading fear and torture with his Inquisition, and Queen
Elizabeth dispatching spies to every comer of England.

Yet in peaceful Andalusia, a splendid wedding was only days away. And although the aristocratic bride, Isabella de Ariz, would rather have wed dashing Blasco instead of his serious older brother, Domingo, life there was happy. Then a savage English pirate swooped down, taking Isabella away into captivity--as the old world seemed to suddenly end, never to return.

Isabella vanished into troubled England. Blasco set forth on a dangerous private errand for King Philip. Domingo entered the priesthood, and began training for certain secret responsibilities. When next these three young people met, everything would be radically altered, themselves most of all....