The Pulp Era's strangest mystery man combats Earth-threatening menaces in the amazing prequel to the new novel from Moonstone Books. First, Justice, Inc. prevents the secrets of an ancient civilization buried in "The River of Ice" from destroying the modern world in the novel that inspired the first new Avenger novel in 40 years. Then, scientists in Paris, Berlin and Montreal exhale fire as they die, setting The Avenger on the trail of "The Flame Breathers" and a deadly secret that threatens to plunge the world into a fiery infernal! Plus, a thrilling adventure of Police Commissioner James Gordon, a.k.a. The Whisperer!