Ossie and Tito are the King of gypsies Dad Riley "˜s sons. One day their grandfather arrives and gives them an horse. The animal is called Tir-na-nOg. After a breeder without scruples takes possession of the animal unlawfully, the children decide to take it again and to escape with it, pursued by the police, theri father and a beautiful young girl. The trip, both comic and surrealistic, will be the occasion for a growth and for finding the never seen face of their mother.
