1144. The body of Durand Wuduweard, the unpopular keeper of the King's Forest of Feckenham, is discovered beside his hearth, his corpse rendered barely identifiable by sharp teeth. Hushed whispers of a man-wolf spread swiftly and Sheriff William de Beauchamp's men, Bradecote and Catchpoll, have to find out who killed Durand and why, amidst superstitious villagers, raids upon manors and further grim deaths. Who commands the wolf, and where will its fangs strike next?