1girl, black skirt, blunt bangs, blurry, bow, bowtie, chair, coat, collared shirt, demon girl, demon horns, depth of field, facing away, from side, fur-trimmed coat, fur trim, halo, high-waist skirt, horns, indoors, long hair, long sleeves, looking away, office, office chair, red eyes, red hair, school uniform, shirt, sidelocks, skirt, sleepy, solo, stretching, swivel chair, whiteboard, yawning