An ancient creature of Greek mythology drives a killer’s unspeakable motives in a pulse-pounding thriller by the Amazon Charts and Wall Street Journal bestselling author of Dark of Night. 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...