[1] A local surgeon, Johan Claeszoons, meets a strange dwarf in the forest who is unable to speak his language.

[2] Later in the story, Johan meets Rosita, the beautiful daughter of Don Cristobal de Bobadilla, and falls in love with her.

However, he must contend with her suitor, the evil Guy de Sénancourt as well as Cristobal, who sends his Native American servant Otorongo after him.

[1] The show was recorded in several historical or nature resorts in Belgium, including in Gaasbeek, the Caves of Han-sur-Lesse, Brussels, Orp-Jauche and Bokrijk.

[1] The success of Johan en de Alverman inspired the Dutch children's TV series Floris, which is also a costume drama.