The Mystery Hidden Within the Crests

Having survived the battle against, and his friends are contacted by , who says that there is something resembling the Crests displayed on their Digivices at the Great Tree of Information.

Summary
The are relaxing after having saved the Digital World from destruction at the hands of, when they get contacted by  on 's laptop to explain to them about the Crests. Traveling to a tree full of various technological equipment on, they reunite with Garbagemon and , and are introduced to , the seeker of knowledge, along with several Mechanorimon and the Bokomon pilots of them. Traveling through the tree, they see many Digimon gathering to share information and study it as well. Reaching the heart of the tree, the DigiDestined are shown the Crests that have appeared when their Digimon digivolved. Wisemon explains that the Crests will help prevent the anomalies threatening the Digital World, but they have not fully solved the riddle yet. When the DigiDestined hold their Digivices up to the Crests, they react, allowing Wisemon and Garbagemon to learn some valuable info, and know the DigiDestined are the Digital World's hope for survival from a Great Catastrophe that is to come. At the same time, deep in the Network, something is awoken by what is happening with the Digidestined and the Crests, and dispatches the Soundbirdmon to stop it.

All the events the DigiDestined dealt with previously: the nuclear missile, the fall of the ISS, the cargo ship crisis,, , all of them were foreshadowing for the Great Catastrophe. Suddenly, two Bucchiemon arrive to warn Wisemon that something is devouring the data they've gathered, including the vital Great Catastrophe data. It is soon revealed to be a Burpmon, a Digimon sent by the to eat data. It grows bigger with every data it devours. When it tries to go for the Crest slabs, the DigiDestined move to defend them, save and  when their Digimon can't digivolve, but Burpmon swallows all their attacks, growing bigger. ,, and take it outside, but it still continues to grow bigger from swallowing their attacks. Izzy realizes that they can use the garbage data against Burpmon, and aided by the other Ultimate Digimon and the Mechanorimon, they feed Burpmon the garbage data until it can't take anymore, with MetalGreymon and MegaKabuterimon delivering the finisher, and it bursts, destroying it and recovering the data.

However, with the Great Catastrophe looming, the DigiDestined vow to help protect the Digital World and defend it from whatever evil looms on the horizon, and the Crest slabs create compasses on the Digivices to direct the DigiDestined in various directions to find the answers they and Wisemon seek. Izzy and stay with Wisemon and Garbagemon while the other DigiDestined set out on their new adventure and split up again, with Joe taking T.K. and Kari back to the hot springs he had been to previously on Komondomon, Matt and Garurumon setting out on their own, and Tai, Sora, and Mimi taking off in separate Mechanorimon on their searches.

Trivia

 * Burpmon is based another gaming character Kirby, with similar features and appetite.