Inside Mercury, Japan builds a large-sized solar space power plant. The plant supports Earth with its large solar energy supply but suddenly there is an abnormality at the Saint Elmo plant. To pinpoint the problem, Earth sends several technicians to fix it.
Director:
Writer:
Toru Furuya
Issei Yuuki (voice)
Hideyuki Tanaka
Jeff (voice)
Ichiro Nagai
Chief Kodai (voice)
Kei Tomiyama
Manabu Yamato (voice)
Keiko Han
Mayu Hoshino (voice)
Masako Nozawa
Mī-kun (voice) / Gugi (voice)
Reiko Mutoh
Hannah (voice) / Narration (voice)
Koji Totani
Tsuyoshi Yūki (voice) / Yuri (voice)
Kozo Shioya
Jin Ren (voice)
Leiji Matsumoto
Leiji Matsumoto (voice)
Masako Ikeda
Fū the Alien (voice) / Yūki's Mother (voice)
Noriko Tsukase
Yūki's Grandmother (voice)
Ryūji Saikachi
Yūki's Grandfather (voice)
Yoko Asagami
Simba (voice)
Yuriko Yamamoto
Eri Yūki (voice)