A poor girl must find the money to pay for her blind sister's eyesight operation.

A man who's memorized his town's telephone directory tries his luck on a TV Show. But a small group of people who control the bettings in town try to get advantage of his simple-mindedness.

Rock and Dr. Andrea travel up the Amazon to find out why the plantation workers have left their work in panic, allegedly because of attacks from Curucu, a monster who is said to live up the river where no white man has ever been before...