Devil Survivor Vol. 3 (manga)

The situation for those trapped within the Tokyo Lockdown grow more and more dire. Already on day three, Kazuya and his friends must adapt quickly—together and on their own—before time runs out. When the battle against Beldr finally seems to be over, the King of the Undead rises once more for a grisly rematch. But behind all the fighting lies a terrible secret that finally comes to light