A thousand years from now Diana Martelli, a young refugee from the slave world known as Venus 23, has recently established herself in the amazing space-city known as Bubbleopolis. She works as a research assistant for a private detective, Juan Gómez, who can't pay much but Diana finds the work easy. However when Juan accepts a cold-case murder assignment from the fabulously wealthy Alyss Roaz, Diana is plunged into a vast swamp of political intrigue and deadly danger, where people are often not what they seem to be.