1girl, blush, greyscale, grin, hair over shoulder, half-closed eyes, hands up, head tilt, heart, long hair, long sleeves, looking at viewer, low twintails, mole, mole on neck, mole under mouth, monochrome, narrowed eyes, pinching sleeves, polka dot, polka dot background, portrait, smile, solo, sweater, turtleneck, turtleneck sweater, twintails