Looking for Don Giovanni

Is it possible that Mozart's masterpiece Don Giovanni has been interpreted in a false way for more than two centuries? The answer, according to the narrator, the Grammy Award winner Rene Jacobs, is yes! What was the genuine concept of this opera? How the romanticism transformed Don Giovanni from a young gentleman, extremely spoiled into a dark tragic hero, a twin brother of Faust? How Mozart changed the original Prague version and created the Vienna version of Don Giovanni?
Overall, the film follows the plot of Don Giovanni through its music and words making it understandable even for those who have never seen or heard of it before.