Kamina is jailed for trying to escape to the surface. Suddenly, a mysterious women named Yoko comes from aboves to the underground village while fighting a giant robot. Simon helps fend off the robot with the help of his new "Gunmen," which he found while drilling around.
Elenco: Marina Inoue , Kishō Taniyama , Kana Ueda , Kana Asumi , Tetsuya Kakihara , Katsuyuki Konishi , Daiki Nakamura , Yukari Fukui , Nobuyuki Hiyama , Akio Suyama , Haruhi Terada , Kiyoyuki Yanada , Masaya Onosaka , Michiko Neya , Mitsuki Saiga , Takahiro Mizushima , Takako Honda , Takashi Kondō , Takaya Kamikawa , Rina Satō , Takahiro Mizushima , Takako Honda , Daisuke Kirii , Kiyoshi Kawakubo , Go Shinomiya , Takafumi Kawakami , Shizuka Ito .