Devil May Cry (Novel)

Tony is a rough-and-tumble jack-of-all-trades with a haunted past. His encounter with Gilver, a mysterious swordsman swathed in bandages, changes his life dramatically for the worse. Tony is thrust into the dark underworld of an unsolvable case, separated from his partner and his loved ones, and pushed over the edge of desperation. Who's forcing him into a corner? What do they hope to achieve?