This movie takes place in the spring after they returned from the Digital World, Yamato and Takeru are visiting their Grandmother out in the country, Hikari is at a birthday party, Mimi is in Hawaii with her family, and Joe is busy taking entrance exams for school. Koushirou, Taichi and Sora are the only ones not busy. While Koushirou is using the computer, he notices a Digi-egg on his computer screen, the digi-egg hatches so he quickly rushes over to Taichi's apartment. As soon as he reaches his apartment, they set up the computers and Koushiro shows him the Digimon which has digivolved again. They try to call Sora, but she's mad at Taichi because iof the stupid hairpin Taichi gave to her. When they think there is nothing left they can do, they recieve an e-mail from Gennai. He tells them he will transfer Tentomon and Agumon into their computers to fight the Digimon but the digimon is to strong for them to defeat! Koushiro's inbox is full of e-mail from other children watching the battle, the Digimon infects many other computer systems. They fianlly get in contact with Takeru and Yamato, but the two have trouble finding a computer, after searching they finally find one. Gennai sends Gabumon and Patamon to help fight, but even when Agumon and Gabumon warp digivolve into Wargreymon and MetalGarurumon the Digimon is still to strong for them!  The Digimon then starts a count down, when it reaches zero missles will be launched all over the world. When they think they are doomed, Taichi and Yamato find their way into the computer unknowingly and revive their Digimon. WarGreymon and MetalGarurumon jogress digivolve into one great digimon, Omegamon! Omegamon cannot defeat the Digimon by himself as the digimon is too fast for them. Koushiro has an idea to send all the e-mails he recieved to the evil digimon to slow him down. His plan worked and within one second to spare the world is saved!