In the summer of 1144, a strange calm has settled over England. The armies of King Stephen & Empress Maud, the two royal cousins contending for the throne, have temporarily exhausted each other. On the whole, Brother Cadfael considers peace a blessing & agrees to accompany a friend to Wales. When Cadfael is captured by an army of Danish mercenaries, he finds himself in the midst of a brotherly quarrel that could plunge an entire kingdom into deadly chaos.