asahina yoshitoshi, aru (blue archive), haruka (blue archive), kayoko (blue archive), mutsuki (blue archive), blue archive, highres, 4girls, :q, closed mouth, garrison cap, gloom (expression), greyscale, hair between eyes, halo, hat, horns, long hair, looking at viewer, monochrome, multiple girls, open mouth, ponytail, problem solver 68 (blue archive), shaded face, simple background, smile, tongue, tongue out, white background