After narrowly surviving the attack of the archdemon Thanatos, the group attempts to recover from the strain of the battle. After the death of their friend, it proves more difficult for some... As Victoria and Ace find ways to prevent this from happening again, Ace uncovers a truth about their current adversary that could have ties to his own past. While Thanatos attempts to strike again, the group's newfound vulnerability makes it so that luck is no longer on their side...