"Havelok the Dane: A Legend of Old Grimsby and Lincoln" by Charles W. Whistler is a historical novel set in the early 20th century, drawing from medieval legends to weave its narrative. The book centers on Havelok, the son of a king, as he faces peril and intrigue during a tumultuous time in England when Danish influences loom large. It explores themes of identity, loyalty, and the quest for rightful power amidst conflict. The beginning of the story introduces Grim the Fisher and his family who are living in Denmark during the reign of King Gunnar. As tensions rise with the arrival of the Viking chief Hodulf, who leads a brutal attack on Grim’s homeland, the family's fortunes abruptly change. Havelok, a young prince and the sole survivor of a murdered royal family, is introduced and taken in by Grim, setting the stage for a journey of adventure and survival. The opening conveys a sense of foreboding as Grim, feeling an imminent threat, prepares for the dark events that will soon unfold, along with hints of deep-seated loyalties and the bonds that form between the characters. (This is an automatically generated summary.)