Freya and the Fenris-Wolf

In their first adventure, Vimp the Viking's Epic Voyage, rebels Vimp, Freya, and friends flee their homeland to save the life of Emma, a Saxon slave girl. In this sequel, Freya's companions don't know that she's been transformed into a gull and escorted by eagles to Asgard, home of the Nordic Gods. There, the Gods put her on trial for misusing her God-like powers when saving her friends at sea.
In Freya's absence, the teenage immigrants settle down to life in England with the Saxons and apply their boat-building skills. Young poet, Lief, is attracted to nearby Lindisfarne Abbey on the Northumbrian coast. When the monks are slaughtered in a Viking raid, Lief strives to cling to the illuminated historical treasure, the Lindisfarne Gospels.
Meanwhile, in exotic Asgard, the God's commute Freya's death sentence, and she is returned to Earth to be keeper of the expelled Fenris-Wolf, an animal with the strength of six wolves. Learning of Freya's fate, the young Vikings set sail to her rescue. Aided by Agnar, chief of the forest wolves, the friends face the biggest battle of their young lives as they confront not only the wolf monster, but his father, Loki, who seeks revenge.