"On the muddy banks of the Calumet River, a body has been found posed next to a series of mysterious glyphs and bearing wounds from a ritualistic slaying. Chicago detective Addie Bisset knows only one man who can decipher the message left by the killer: her friend Dr. Evan Wilding. A brilliant forensic semiotician, Evan decodes the etchings as Viking Age runes. They suggest either human sacrifice or righteous punishment. But to what god? And for what...

"On a stormy Chicago night, renowned semiotician Dr. Evan Wilding and his brother, River, who's back from an archaeological dig, reunite in a mystery. A package addressed to both of them contains a hand-drawn maze, an ancient Cretan coin, and a cryptic greeting: Let the game begin. The opening move is murder. In a downtown alley, a man has been found nearly cleaved in two, a symbol drawn on his forehead and a savage rip in his throat. Given the clues,...