A young woman with dark hair tied back in a loose bun, wearing glasses, standing upright inside a subway car while holding onto a vertical pole with her right hand, she is topless with her black jacket draped open over her shoulders and left arm, revealing her bare midriff and full upper torso, paired with tight black patterned leggings that cover her thighs and calves, her gaze is directed downward at an open book held in both hands near her waist, her facial expression is neutral with slightly parted lips showing no teeth, skin tone is medium-dark with visible pores, slight redness on cheeks and neck, and natural shine from ambient lighting, the background shows blurred motion of other passengers and interior subway elements like handrails and windows, lighting originates from overhead fluorescent sources casting even illumination across her body without harsh shadows or flash artifacts, overall atmosphere is candid and realistic with high photorealistic detail including texture of fabric, skin imperfections, and natural color balance.