Walter Huston portrays Sir Guy Charteris, a British businessman looking to acquire Mother Gin Sling’s thriving establishment. The casino owner has no desire to give in to his ambitions and decides to retaliate. To do so, she brings in Dr. Omar—who doesn't seem quite right for the part—to ensure that Charteris’ daughter, Poppy, experiences the effects of opium. Things become more tangled when it turns out there’s a pa…