Digimon are mystical creatures from an island in digiworld. Seven kids, Tai, Matt, Sora, Mimi, Joe, Izzy, and T.K. are launched into this island where they meet the digimon. The digimon include Agumon, Tentomon, and a lot of others.
Each kid has an independant digimon who digivolves when they are in danger. When the kids were launched into the island, they each recieved a digivice. The digivice helps their digimon to evolve. When the kids are in danger, their digimon will digivolve into more powerful versions of theirselves.