It's a long story... But to cut it short, these guys aren't just our friends. They were partnered to us so we could help protect our world and the Digital World from bad Digimon.

[His expression falls, then he continues.] At least, that's what we were supposed to do. If all the worlds have been destroyed and turned into data, I guess we messed it up pretty badly.

Yamato... Don't say things like that! There's still a lot we don't know yet. [Gabumon scolds him, and Yamato falls silent, but he still looks unhappy. It's something that's been on his mind, and no amount of reassurance from Gabumon is changing that.]