The legendary Reaper, Darrow, to defend Mars from a bloodthirsty would-be conqueror, begins his long voyage home, an interplanetary adventure where old friends will reunite, new alliances will be forged, and rivals will clash on the battlefield.

The Sylvan Vale and the Sylvan Wyld are at war. Now that the unsteady truce between them has been broken, lines must be drawn. In an effort to protect the weakened Winter Court, Bastien rallies powerful allies and friends in New Orleans to come to their aid. Meanwhile, under protection alongside her injured mother in the Summer Court, Celine is uncertain of whom to trust. She cannot get word to Bastien, and does not understand why he has not returned....