kururu (qqqqq59508750), firefly (honkai: star rail), firefly (spring missive) (honkai: star rail), honkai: star rail, honkai (series), absurdres, commentary request, highres, paid reward available, 1girl, bed, blue bra, book, bookshelf, bra, breasts, cleavage, covered erect nipples, grey hair, grey serafuku, grey skirt, indoors, large breasts, long hair, looking at viewer, multicolored eyes, official alternate costume, on floor, school uniform, serafuku, sitting, skirt, solo, thighhighs, thighs, two-tone eyes, underwear, very long hair, white thighhighs, wooden floor