Ultra-realistic medium close-up portrait of a young woman (same face as reference image 100% accuracy) in a bubble-filled white bathtub. Dark brown hair in elegant updo with soft tendrils, fair skin glowing. Makeup: sharp winged eyeliner, full lashes, natural lips. Expression: serene, slightly alluring, direct gaze. Bare shoulders visible above frothy bubbles. Lighting: dramatic backlight from upper right creating rim halo around hair and shoulders, soft frontal light on face. Background: dark blurred city lights, bokeh-rich, mysterious luxurious mood. Shallow depth of field emphasizing subject.