In his film studio, Patrick BOKANOWSKI talks about his research (audiovisual and animation techniques) for his new project ("L'Ange" which will be released in 1982). Filming scenes, and excerpts from his short film "Lunch in the morning," punctuate the interview. On a film set, Patrick BOKANOWSKI describes some scenes of his project, notably "the attack of the castle of the egg"; it evokes the influence of the painter Henri DIMIER, of which he was the apprentice, his research on photographic pri...