The loneliness and sadness of a boy, Sabu, who has awakened to paranormal abilities....
In prehistoric times, humans had the mental ability to speak with their hearts and minds instead of words.
Following the development of language ability, the ability that should have degenerated is revived!?
A transfusion of blood from a girl awakens the psychic powers of a boy, Mutant Sabu, and he is born!
The short series about a hero with unusual abilities is now ready to begin!

• 1966 7th Kodansha Children's Manga Award winner, shared with Ishinomori's very famous other work Cyborg 009