A photorealistic portrait of Liu Yifei's face, appearing 18 years old. Full body shot showcasing a 9-heads-body proportion. She has a voluptuous bust (G cup), a slender waist with visible six-pack abs (horse-line), and a curvy, shapely figure. Featuring extremely long, slender legs. Wearing high heels. The overall aesthetic is high-fashion, sensual, and glamorous, with sharp focus and realistic skin texture.