M. R. Stover—ESTANTIGA: NIGHTMARE SERIES #4
Jacoby fled the battlefield at Azazel’s command and sought refuge in the small town of Oakleaf. It’s there that Jacoby becomes deeply invested in the plot that the Archangel and his son, the Nephilim, have been cooking up. Jacoby takes on an army of Fey, commanded by the Galacian god of war Rubianos, as they unleash the powers of the Otherworld upon the earth.
—M. R. Stover