an d 01, caelus (honkai: star rail), trailblazer (honkai: star rail), honkai: star rail, honkai (series), 1boy, black jacket, closed mouth, collarbone, cropped torso, grey hair, hair between eyes, hood, hood down, hooded jacket, jacket, looking at viewer, male focus, open clothes, open jacket, shirt, short hair, simple background, sketch, smile, solo, upper body, white background, white shirt, yellow eyes