Marie's Song
Maries Lied: Ich war, ich weiß nicht wo (original)
Marie is 16 years old and lives in an isolated French estate during the war 1813. She experiences her first love. As marauding rebels arrive, the fragile peace of the estate is destroyed by orgies and excess, and the house's inhabitants become prisoners.
Starring Sylvie Testud, Larissa Goetze, Jean-François Perrier, Bastian Trost, Martin Feifel, Carola Regnier
Watch "Marie's Song" on Amazon Prime released in 1995. It's a drama and action & adventure movie, and has a rating of 6.5 out of 10 from Imdb which is usually fine for this kind of movie.