The Forsaken (The Thirteen Tribes of Cain book one)

Her mother is dead, her home is destroyed. Gwenevere flees from disaster and stumbles into the human world. Unable to speak their language, but capable of reading their thoughts, Gwen acclimates quickly. However, her native tongue is magical giving her the power to control the elements. Misunderstood, orphaned Gwen runs off in search of her own kind, until her dark gifts bring to light horrible truths, forcing her to make a fatal decision. There is no going back from murder.