Pack (The Ulfhednar Saga bk 1)

Valdis, a young wolf shifter living in Viking age Norway is desperate to save her pack and village from whatever has been killing them. With no help from her parents and her brother Bran fading quickly, she decides to follow a stranger and trust that what he has told her about her blood is true. Pack brings the siblings to strange lands where they encounter beings they never imagined were real.