Allison Pang 
Trace of Moonlight [EPUB ebook] 

From the author of A Brush of Darkness and A Sliver of Shadow comes the third book in a smart, sexy, urban fantasy series. Drinking from the waters of lethe and offering herself up as Faeries sacrificial Tithe . . . these just might be the least of Abby Sinclairs problems. Abbys pact with a daemonwhether or not she remembers making itis binding, so shed better count herself lucky that (in the words of a daemon who knows better) theres nearly always a loophole. But her friends reckless attempts to free her, well intentioned though they may be, set off a disastrous chain of events. In no time at all, Abby turns her incubus lover mortal, then gets herself killed, cursed, and married to an elven prince whose mother wants her dead. On top of everything else, shes lost the Key to the Cross Roads to her mortal enemy, who promptly uses his restored power to wreak havoc on the Other World and put its very existence in jeopardy. Only one person can make things right again, but to find her, Abby must place her trust in allies of mixed loyalties, and conquer her nightmares once and for all.