Air date: March 24, 2007

Junki and Maedasaki are trapped under a collapsed building and accidentally discover a stone palette with ancient inscriptions. They are targeted by an unknown assailant in the dark, and narrowly escape above ground. But there awaits the camouflaged Pnebuma.
How could they possibly defeat the invisible adversary?

Script: Masahiro Yokotani
Storyboard: Shunsuke Tada
Director: Yumi Kamakura
Animation Director: Toshiyuki Yahagi