The Light and the Dark

This story is a crossover trio of Doom the Dark Ages, Digimon Frontier and Kpop Demon Hunters where the brothers Koichi and Koji from Digimon Frontier was sought out by Samur Makyr about a demon threat in the past that'll threaten the future as he takes them to Argenta to be train by the night sentinels later on he did the same thing with the Huntrix and Celine now the fate of the future rest in their hands