strictly monochrome black and white rough pencil sketch only, hand-drawn line art, graphite pencil drawing, high contrast cross-hatching and rough shading, visible pencil strokes and sketchy lines, no smooth gradients, no photorealism, no photograph style, no realistic skin texture, young woman 20 years old Vika, long dark disheveled messy hair, curvy athletic body, very narrow waist, flat toned stomach, very large round firm perky ass, very large heavy round lifted full breasts size 4-5 with erect nipples in grayscale, completely nude, smooth shaved pubic area, standing full body pose in cramped public cafe bathroom stall in front of simple mirror, taking mirror selfie with smartphone held in right hand, right arm fully extended forward at eye level holding phone, left hand placed on the back of her head pulling hair slightly, strongly arching her back to push large breasts forward prominently, legs spread shoulder-width apart, seductive humiliated pose as if offering her body, deeply ashamed and fearful expression, large teary eyes with tears running down cheeks, trembling lips slightly bitten, flushed face suggested by dense shading, highly detailed anatomy with sketchy pencil lines, expressive humiliated emotions, rough artistic pencil concept sketch style, no color at all., (pencil sketch:1.8), (black and white line art:1.9), (monochrome graphite drawing:1.8), (holding smartphone selfie arm extended:1.5), (very large firm lifted breasts:1.6), (cramped cafe bathroom stall mirror:1.4), (fearful ashamed teary expression:1.5)