Dr. Tatsunoko of the Tatsunoko Research Center dives underwater with his daughter Asari to investigate mysterious radiation. They discover a gigantic shell, learning that the radiation comes from a globe housed inside it. Asari finds a compact-shaped object that contains a message, revealing that a space alien from the planet Parlum, on the brink of extinction, is trapped inside the globe. Suddenly, a boy with a strange appearance emerges from the globe and becomes frantic. He is the person described in the message, named Ace. Ace’s superhuman powers are fueled by what is called space food, and he can fly with the aid of a silver ring that instantly gathers energy in th…