Lavanya adjusted her blouse in the elevator mirror, smoothing out the wrinkles from the hurried morning rush. At 28, she was the picture of professional poise—long dark hair tied in a neat bun, subtle makeup highlighting her almond-shaped eyes, and a fitted skirt that accentuated her curvy figure without being overt. Her husband, Rahul, had kissed her goodbye at the door, his embrace warm but routine, like the rest of the...