Book excerpt: Finnian's quest continues as he and Brendan use an ancient map to discover a mysterious island in hopes of finding a legendary sword with the extraordinary power to defeat evil and prevent the Vikings from further pillaging the land. Along the way they meet the mysterious stowaway, Merewyn, and discover there is more to their quest than they imagined. At the same time, a fierce Viking king, Ragnar, threatens the monastic community on the Irish island of Skellig Michael as he begins his own violent quest for the same sword. Who will reach the sword first? Will evil triumph or good prevail?