The Mystery Hidden Within the Crests.Following their last battle with Millenniumon, the Chosen Children receive a call from Gerbemon, who tells them that he has found a giant tree holding a secret base where they meet Wisemon. The Chosen Children then learn more about their upcoming new mission to acquire the secrets of their crests, while fending off a Burpmon seeking to devour the tree. They then proceed to feed Burpmon with the junk data scattered around, with their partner Digimon launching an all-out attack on their enemy blasting it to pieces, resulting in all of the data scattering around anew...