In his final novel, Morris draws upon Icelandic lore to tell a tale of two lovers, Osberne and Elfhild, separated by a broad river. When Elfhild vanishes from the riverbank, Osberne takes up his magical sword Boardcleaver and begins a desperate search. He soon finds himself battling a tyrannical king in the service of rebel knight Sir Godrick of Longshaw, but Osberne can never forget the quest for his lost love. A captivating blend of chivalric romance and wizardry.