Flaming Alpine Rose: Jeudi & Lundi (1985)

Lundi is young boy who lives in Switzerland in the late 1930s. One day while walking through the Swiss countryside, he finds a little girl who has lost her all her memories and does not know who she is. Lundi names her Jeudi and the two live happily together until one day a French count kidnaps Jeudi because she reminds him of a beautiful woman who rejected his love. Lundi rescues Jeudi, and they set on a journey to find her past. This journey leads them to a young musician named Leonhardt, who has clues regarding who Jeudi was before. Meanwhile they must escape from the Count Gourmont and the Nazis in the midst of World War II.