The “Three Ghosts of Batman” continues as Batman tries to discover the mysterious contents of Casebook X! This issue takes us back to Batman's early days and reveals the truth about his final confrontation with Joe Chill, the man who murdered his parents. It also ties in to 52, as we learn what really happened to Batman inside the cave in Nanda Parbat when he underwent a seven-day Buddhist isolation ritual to purge his negative karma.