The Zi-O gang(that includes Heure and Ora) is pulled into the digital world, and are partnered with digimon partners. Each given a Digivice Ridewatch, they now must save the digital world from Tid and Olgamon, along with Finis and the demon lords

Sougo: DORUmon, champion: Raptordramon, Ultimate: Grademon, Mega: Alphamon
Also, Monodramon, Champion: Strikedramon, Ultimate: Cyberdramom, mega: Justimon

Geiz: Kotemon, Champion: Gladimon, Ultimate: Knightmon, Mega: Crusadermon

Tsukuyomi: Salamon, Champion: Gatomon, Ultimate: Angewomon, Mega: Ophanimon

Woz: Solarmon, Champion: Clockmon, Ultimate: Wisemon, Mega: Leopardmon

Heure: Labramon, champion: Siesamon, Ultimate: Anubimon/Caturamon

Ora: Salamon, Champion: Mikemon, Ultimate: Bastemon

Sougo harem: Queenchessmon, Lilithmon, Beel Starmon, Darcmon

Geiz harem: Tsukuyomi, Ophanimon, Crusadermon, Ora, Bastemon