Ingenium is the new future of humankind. It appeared on the wave of an industrial breakthrough—motors—its worshippers are romanticists, politicians watch it, businessmen and military want to use it. Everyone expects miracles from the ingenium, forgetting that it has a downside: a shadow that drives its owner to madness and death.
Ethan Shelby, who found himself in Rierte—a city of canals and bridges—became an unwilling participant in events in which ingenium and its secrets play no small role.