The Scarlet Lady.

The film follows Lya, a woman seeking refuge from Cossack soldiers, who finds herself at the palace of Prince Nicholas. She becomes his majordomo and they fall in love, but their relationship is disrupted when Nicholas learns of her past with a Bolshevik leader. Lya is expelled, becomes a terrorist, and later encounters Nicholas again, now disguised as a servant. When Nicholas is sentenced to death, she rescues him and they escape together.