Leif Svensen's neighbor, come to warn him that the farmers were going to take violent action against his dog for killing their livestock, mentioned that he'd seen an angel the night before. "Big blonde woman on a white horse, singing loud enough to raise the dead, about a hundred feet up in the air." Then, on his way to find his madcap twin, Leif met a stranger who knew his name and who spoke of "the Fimbulwinter already upon us." Fimbulwinter!...