Gendarm Möbius.

Based on a Victor Blüthgen's novel, the story tells the tragedy of Gendarm Mö­bius and his only daughter Stina. Having an affair with Lohmann, Stina gets preg­nant. She secretly goes to the city to have her baby. But it is born dead. She comes back home. [The film starts from here.] She finds that her lover Lohmann got en­gaged and the wedding will be celebrated the next evening. Getting mad, Stina sets fire to Lohmann's house in his wedding night. She is caught by her own father Gendarm Möbius: on account of the fam­ily honor, they choose their own death.