3 years after the adventure of Tai and his friends, a new enemy Digimon Kaiser appears in the Digital World and he is out to control all Digimon. The powers of Digimon
Kaiser prevent Agumon and other Digimon from Digivolving, causing a big scare. In this pinch a new generation of hero arrives, it's the Veemon! Veemon is able to combine with DigiMental and create a new type of Digimon that has never been seen before. Tai calls upon Daisuke Motomiya, a kid on his soccer team to the Digital World and to fight along with Veemon. What kind of adventures will this new pair run into, but more importantly, will they be able to save the Digital World from the Digimon Kaiser?