At First Light

In this gripping novel by a bestselling author, a ritualistic murder on the muddy banks of the Calumet River leads Chicago detective Addie Bisset and forensic semiotician Dr. Evan Wilding into a chilling exploration of ancient runes and dark secrets. As they decipher cryptic glyphs linked to Viking Age symbols, they uncover a terrifying motive and the possibility of more victims, with time running out and lives at stake.