Roman Roulette: Murder in the Catacombs, the Second Daria Vinci Investigation. For Commissioner Daria Vinci, it was supposed to be a night off, attending a benefit concert for the Institute of America in Rome. But little did the wealthy, distinguished guests know that beneath their feet, in the ancient catacombs, a very different kind of gathering was being held. One that would end in murder. In Roman Roulette, the second Daria Vinci investigation,...