firefly (honkai: star rail), firefly (spring missive) (honkai: star rail), honkai: star rail, honkai (series), absurdres, commentary request, highres, 1girl, bow, bowtie, green bow, green bowtie, grey hair, grey hairband, grey ribbon, grey sailor collar, grey skirt, hair ribbon, hairband, long hair, long sleeves, looking at viewer, miniskirt, name tag, no shoes, official alternate costume, purple eyes, ribbon, rn (rena), sailor collar, school uniform, serafuku, shirt, simple background, skirt, solo, standing, standing on one leg, thighhighs, very long hair, white background, white shirt, white thighhighs