A battle royal between two warring sisters... Upon the death of King Henry VIII, Queen Mary assumes the Tudor throne.Her first order of business is to wed the Catholic King Philip of Spain, creating a powerful alliance that will transform Mary's fanatical dream of ridding England of Protestantism into terrifying reality.And so begins her bloody reign... Even as she plans for her own nuptials, Isabel Thornleigh is working on various plots to overthrow Mary and bring her sister Elizabeth to power.But none of the secrets Isabel has discovered compares to the truths hidden in her own family.With her beloved father imprisoned by Queen Mary, only Carlos Valverde - a Spanish mercenary - can help her.And now with England's future at stake, Isabel is prepared to risk all to change the course of history...