But some months later, when a second brother is killed near Lincoln, and then a third is wounded, it becomes obvious that a deadly campaign is being waged against the warrior monks.In concert with Gerard Camville, the sheriff of Lincoln, Bascot investigates the murders but, despite their best efforts, not a trace of the killer is discovered. As the attacks continue, both are frustrated by the lack of clues to his identity, and it is not until an unexpected witness comes forward with revealing evidence that a trail is found for them to follow.