Friedrich, a young man from humble beginnings, gains the notice of his new boss Karl, and as he tutors Karl's son, he becomes increasingly enamored with Karl's wife Lotte. Despite the temptation, Lotte remains loyal to her husband, even when Friedrich is sent to Mexico for two years to oversee a mining project for Karl. The couple makes a pact to remain faithful, but the impending war prolongs their separation, testing their devotion to one another.
A Promise
A married woman in pre-WWI Germany finds herself torn between her duties and her growing feelings for her husband's protégé, leading to a passionate and tragic love affair that is tested by the harsh realities of war.