Continuing their journey aboard the armored tank, the survivors venture into unknown lands en route to Osaka and a long-awaited reckoning. They soon discover a startling realm where children enforce harsh dominion over the adults, compelling Amano Jyaku to rescue his companions from the domain of the ruthless Ellis. Meanwhile Yoenhime turns to Munhihausen for the power to settle old scores, even as his own intentions stay concealed.