The Fall of Vivaldi — Reed Bunzel

One year after shutting down the murder-for-hire outfit known as the Greenwich Global Group, retired assassin Rōnin Phythian now is pursuing justice for the victims of his crimes, while seeking vengeance against those who engaged his services. Known the world over for his lethal mental skillset," Phythian's unique extrasensory competence still makes him "the deadliest man alive."