On the planet Listaya, intelligent talking trees, birds and animals live in peace and harmony. In one of the kingdoms there lives a strange creature - he has wings, he flies, if he swims, he breathes with gills, his skin is silver and changes its color depending on his mood. His name is Uno, everyone who knows him loves him. One day, trouble comes - the winged monsters Mad Tuggers begin to destroy one kingdom after another. Of Uno's friends, only the small, intelligent fox Conti and the impudent, scandalous parrot Brahms remain alive. In search of weapons against the Taggers, they go to the oldest albino lion on the planet, the great Geringer...