You Never Know Women (1926)

Vera, a leading lady in a Russian vaudeville troupe, is saved from disaster by wealthy broker Eugene Foster as she heads to a performance. Captivated by her, Foster brings the troupe to his lavish home, where a dizzying fall leaves Vera unconscious. Upon waking, she finds Foster professing his love, while her devoted partner Norodin, who secretly loves her, witnesses their embrace. After a dangerous underwater act, Norodin's absence leads Vera to believe he's perished. Heartbroken, she confesses her feelings to Foster, triggering his fury. Just in time, a magician intervenes, warning Foster to leave before it's too late.