1girl, alternate costume, arm behind head, arm up, blush, closed mouth, collared shirt, contemporary, from side, greyscale, hair between eyes, halftone, hatching texture, headphones, light frown, linear hatching, looking away, monochrome, necktie, nose blush, product placement, shirt, short hair, short sleeves, simple background, sketch, solo, split mouth, upper body, white background, wing collar