otu (o2h2 oh4), cissia (zenless zone zero), severian lowell, zenless zone zero, highres, 1boy, 1girl, animal ear fluff, animal ears, black jacket, blonde hair, breasts, cat boy, cat ears, closed mouth, collarbone, colored tips, crossed bangs, detached sleeves, drawn whiskers, fangs, grey shirt, hair between eyes, hair ornament, hairclip, jacket, large breasts, long hair, looking at another, looking at viewer, multicolored hair, necktie, one eye closed, open mouth, pom pom (clothes), pom pom hair ornament, red eyes, shirt, simple background, snake, sweat, white background, white hair, white snake, yellow eyes, yellow necktie