castorice (honkai: star rail), honkai: star rail, honkai (series), absurdres, bad source, highres, 1girl, bare shoulders, blue hair, blue hairband, book, bright pupils, castorice (luckin coffee) (honkai: star rail), clothing cutout, cup, disposable cup, drinking straw, earrings, hairband, holding, holding cup, jacket, jewelry, liyuan wurenzaiyi, long hair, long sleeves, looking at viewer, mismatched earrings, multicolored hair, off shoulder, pink eyes, pink hair, pointy ears, purple eyes, purple hair, shoulder cutout, smile, solo, streaked hair, sweater, upper body, white pupils, white sweater