A young man named Borhan who lives at Bahagia Tampoi Hospital is actually a universal human defender, Keluang Man. His assistant, Tiong Man often helps him defeat the enemies of the country because the Tampoi area police led by Inspector Sahab are often late to the scene.
The show consists of interactions between humans and puppets. Each episode presents the young viewers with familiar situations from everyday life, and offers creative ways of solving various problems, as each situation is dealt with through songs and games. Aside from the basic plotline, most episodes also include a story told by one or more of the human actors, and sometimes short cartoon sketches. In the sketches about Pete and Pitagoras (different actors) professor Pitagoras tried to teach the kids but his assistant Pete always ruined everything.