In the Eye of Heaven — David Keck

DURAND: a good squire trying to become a good knight -- in a harsh and unforgiving world.

Set to inherit the lordship of a small village, Durand must leave when a closer heir unexpectedly appears.

Falling in with a band of knights working for a duke's vicious son, Durand ends up -- to his horror -- participating in the murder of the duke's adulterous wife. Fleeing, he comes into the service of another duke's disgraced second son, Lamoric, who is carrying out a complex subterfuge to try to restore his honor in the eyes of his father, his family, and the
king.

But greater conspiracies are afoot -- dark plots that could break the oaths which bind the kingdom and the duchies together and keep the Banished at bay. It may fall to Durand to save the world of Man....