One night, Michio chases a UFO to see where it lands. He is taken inside it and encounters a mysterious baby, Ultra B. Soon reveals that he has superpowers when he moves in with Michio's family.

Kazuyo Aokias Dota Yukei (voice)
Masako Nozawaas Kazuyo Suzuki (voice)
Kaneta Kimotsukias Shinichi Suzuki (voice)
Yuko Mitaas Ultra B (voice)
Naoko Matsuias Takemi Aoba (voice)
Sukekiyo Kameyamaas Daibutsu Tanyoika (voice)
Chiyoko Kawashimaas Michio Suzuki (voice)
Shigeru Chibaas Tateo Tosaka (voice)
Rei Sakumaas Doji (voice)
Shunsuke Kikuchi