The group discover a trolley car by a lake, where they decide to spend the night. Tai accidentally awakens a Seadramon by burning its tail, who pulls the island that the trolley car sits on into the middle of the lake. Sensing that T.K. is in danger, Matt confronts Seadramon and is captured. Gabumon Digivolves into Garurumon and defeats Seadramon, rescuing him.