blue poison (arknights), blue poison (nocturne of elysia) (arknights), arknights, absurdres, chinese commentary, commentary request, highres, 1girl, arm strap, bare shoulders, blue eyes, chromatic aberration, cowboy shot, dress, flower, grey background, hair between eyes, hair flower, hair ornament, jewelry, jiu yi wu, looking at viewer, medium hair, official alternate costume, parted lips, pink hair, purple dress, purple flower, ring, simple background, solo, standing, strapless, strapless dress