1girl, 9_no_seicho_nikki, arm_up, bed_sheet, black_hair, black_mask, black_serafuku, blue_archive, blunt_bangs, breasts, cleavage, crop_top, extra, fingerless_gloves, full_body, gloves, halo, knee_up, long_hair, long_sleeves, looking_at_viewer, lying, mask, mask_pull, medium_breasts, mouth_mask, neckerchief, on_back, pleated_skirt, ponytail, school_uniform, serafuku, skirt, solo, sukeban_(smg)_(blue_archive), white_neckerchief