The Man Who Never Was — Neil Port

Adventure and romance set in mythical Norway just before the dawn of the Bronze Age. Dark sorcerers are hunting the elves to extinction. Withher home destroyed and her remaining people in danger of annihilation ayoung woodland elf, Hervor, is taken captive by savage Norse raiders.
She has been told that without her, there may be no hope for her people.But how can a slave girl fight demons, another group of dangerousraiders and protect the small group of elf children entrusted to her?She must also find a way to resist the surprising kindness with whichshe is treated, cope with her dangerously attractive slave master andtame her own rebellious heart, because she has been told that she willhave to give up everything, including all that she loves.
Her brother is the great hero prophesied to save the elves, but surely the cost will be too great.
(While this is a 'Prequel', it is best read as Book 5 for those following the main series. See neilport.com, free book offer for joining newsletter list.)