Actors : Bernard Alane, Jean-Claude Bolle-Reddat, Guillaume Gallienne, Maud Forget, Directors : Serge Elissalde,
Mona lives in a ruined castle by the sea. She is a princess but lives a life of misery, mistreated by an odious pair of rats. But one day an adorable little unicorn appears and declares that she is there to assure her happiness.