Der Weg des Todes (1917)

The happily married Count and Countess have left the countryside and settled in a castle with an old prison and a dungeon. Lately the Count has been pursued by a mysterious stranger. One evening at a celebration, the stranger forces Countess Maria to a meeting where she recognizes him as Rolf, her first lover in her former life of ten years ago as a prostitute. He wants to resume his former relationship with her. She entices him into the castle and locks him in the dungeon.