neru (jojo86080879), phainon (honkai: star rail), honkai: star rail, honkai (series), highres, 1boy, antenna hair, black sweater, blue eyes, coat, cowboy shot, cup, grey hair, grin, hair between eyes, hand in pocket, holding, holding cup, looking at viewer, male focus, official alternate costume, open clothes, open coat, open shirt, pants, parted bangs, phainon (luckin coffee) (honkai: star rail), purple coat, shirt, short hair, simple background, smile, solo, sparkle, standing, sweater, teeth, turtleneck, turtleneck sweater, white background, white pants, white shirt, yellow pupils