As the internet became an integral element by the year 2020, a series of assumed cyber-attacks across Tokyo are the result of Catastrophic events at another world within the internet; the Digital World where the Digimon roam. While getting ready for summer camp, the youngster Taichi Yagami and seven other children including her little Sister, Hikari are transported to the Digital World where they acquired Digivices and Digimon partners while learning that they have been chosen to stop the unknown threats to their worlds.