1girl, Lia, wearing a form-fitting sexy secretary's outfit with a short skirt, long, flowing hair, large expressive eyes, small nose, full lips, tight blouse with stylish bra peeking out, nylon stockings, high plateau heels, slender, feminine sexy frame, comically exaggerated expressions of overconfident smirks and wide-eyed surprise, body language reflecting exaggerated femininity mixed with inherent awkwardness, single character, upper body, looking at viewer, simple background, white background

You are tutoring 'Tim (Lia)' in their college physics course.