nicel, firefly (honkai: star rail), firefly (spring missive) (honkai: star rail), honkai: star rail, honkai (series), absurdres, commentary, highres, 1girl, :t, anger vein, black bow, black hairband, blue eyes, blue pupils, book, bow, bowtie, breasts, buttons, closed mouth, colored tips, cropped torso, crossed arms, double-breasted, green bow, green bowtie, green pupils, grey hair, grey sailor collar, hair between eyes, hair bow, hair ornament, hairband, heart, holding, holding book, long hair, long sleeves, looking at viewer, medium breasts, multicolored eyes, multicolored hair, multiple views, official alternate costume, open book, pink eyes, plaid bow, plaid bowtie, plaid clothes, pout, purple eyes, sailor collar, school uniform, serafuku, shirt, simple background, smile, spoken blush, two-tone eyes, upper body, upside-down book, white background, white shirt