hki 8b, caelus (honkai: star rail), caelus (world tour 2023) (honkai: star rail), flame reaver of the deepest dark, phainon (honkai: star rail), trailblazer (honkai: star rail), honkai: star rail, honkai (series), highres, !, !!, ..., 2boys, ahoge, alternate costume, arrow (symbol), boots, closed mouth, collarbone, earclip, earrings, empty eyes, english text, eyepatch, from behind, full body, gloves, greyscale, hair between eyes, half-closed eye, half-closed eyes, hand around waist, hands in pockets, height difference, hood, hooded jacket, hoodie, jacket, jewelry, lapels, long sleeves, looking at another, looking down, looking to the side, looking up, male focus, monochrome, multiple boys, multiple views, nervous, nervous smile, nervous sweating, no mouth, official alternate costume, open clothes, open jacket, open mouth, pants, puffy long sleeves, puffy sleeves, shadow, shirt, shoes, short hair, simple background, smile, speech bubble, spoken ellipsis, standing, sweat, t-shirt, upper body, wristband, yaoi