During World War I, Louise, a French girl, refuses to leave her château after the invading Germans take it over for use as their headquarters. A German officer, Col. von Knorr, makes repeated advances on her, but she rebuffs him. When another German officer lures her to an inn and attacks her, the colonel kills him. When the colonel tries to apologize to Louise for his past behavior towards her, she gets the wrong idea and stabs him. Complications ensue.