There is a rumor among Digimon about people with masks and no faces underneath. Hiro’s friend Kotaro loses his face and is worn out. Hiro suspects a Digimon is behind this and starts an investigation.

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.