Tetsuo Sasaki

Tetsu Tasaki, also known as Tetsu the Hedgehog (針ねずみのテツ), is a person who is framed by Jiro (Prisoner 777). Jiro disguises himself as Tetsu and breaks out of prison. While Tetsu also breaks out of prison and commits some robberies, Tetsu is being framed for a variety of crimes that were committed by Jiro. Tetsu has to prove his innocence.