With a robot and an alien at home, Naota tries to at least have a normal school life. The class is putting on a play, and Naota is playing a cat. He's sprouted cat ears from his head. Class president Ninamori's been chosen to play the lead.

Mabase is safe for now, but there's a new kind of danger. Naota finds himself in the midst of a survival game, with Haruko on his team. With weapons blazing, it looks like Kitsurubami has joined the fray. Amarao is getting his hair dyed?