Ellen Guon Knihy

With San Francisco doomed to fall off the continent, the bard must summon the Nightflyers, the soul-devouring shadow creatures from the dreaming world.

Elves in L.A.? It would explain a lot, wouldn't it? In fact, half a millennium ago, when the elves were driven from Europe they came to---where else? Southern California. happy at first, they fell on hard times after one of their number tried to force the rest to be his vassals. Now it's up to one poor human to save them if he can. A knight in shining armor he's not, but he's their last hope, their Knight of Ghosts and Shadows

They were as disreputable a gnag of misfits as ever flew between the stars. But together they would free a world.