The Chosen Children are distraught; believing they have lost one of their friends, the group struggles to find a way to defeat the rampaging Ordinemon. With few options left, they turn to Yamato Ishida for guidance and leadership, but Yamato himself is unsure of what to do.

Determined to save the world despite their tragedy, Yamato and his friends must take on the ferocious digital monster. As some of the children are missing their partners, they are at a significant disadvantage. Nevertheless, the Chosen Children resolve to fight until the end to secure their future and that of their friends.