chickenuma 0, doctor (arknights), infection monitor (arknights), lumen (arknights), arknights, commentary request, highres, 1boy, 1other, ahoge, ascot, bishounen, black hair, black jacket, blue ascot, blue hair, bright pupils, brown eyes, chibi, closed mouth, collared shirt, hair between eyes, jacket, looking at viewer, male focus, multicolored hair, notice lines, orange eyes, pointy ears, shirt, short hair, simple background, smile, solo focus, two-tone hair, upper body, white background, white pupils, white shirt