In this fictionalized account of real events, a female wolf named Marta, along with her young family, sets out on an epic journey to return to their home hunting grounds in Montana after they are mistakenly relocated by a group of naturalists. Told believably from Marta's point of view, the story takes the reader deep into a wolf's world, as Marta's determination to protect her pups and find their way home takes her on adventures that are by turns heart warming, perilous, and ultimately tragic.