City Under Siege - S1.E36

Sora escapes, but Mimi is recaptured, while Izzy heads to Fuji TV Station. Joe and T.K. travel back through Odaiba Bay and find Wizardmon, but they are attacked by MegaSeadramon, who is defeated by Ikkakumon's ultimate form, Zudomon. Tai entrusts Kari to Matt before heading towards the convention center, but Phantomon follows Sora to them. Kari sacrifices and reveals herself as the eighth child in exchange for their safety.