There is a strange rumor that if anyone who gets a 20-win streak in this fighting game, they will disappear shortly after meeting a mysterious and beautiful character. It turns out Kiyoshiro knows this game.

Hiro and Ruli visit a theme park when a couple of Digimon show up looking for Blacktailmon, who has been visiting Hiro. Things get heated when Hiro's confronted, and Gammamon steps up to fight.

Angoramon runs into an old friend from the Digital World, Digitamamon. Digitamamon is living alone in an empty mansion. The gang all go to visit, but they soon learn that the mansion is known as a man-eating mansion.

Ruli’s schoolmate Kayono hasn't been to school for about a month. People worry about her and visit her, but they disappear one after the other. Kayono gets caught up with a couple of bad influences.