lagrange (arcaea), arcaea, commentary, highres, 1girl, armillary sphere, bare shoulders, chawei 1126, chromatic aberration, closed mouth, collar, cowboy shot, detached collar, dress, frilled collar, frills, hair between eyes, hair ornament, layered dress, long hair, looking at viewer, low-tied sidelocks, monocle, neck ribbon, purple background, purple eyes, purple hair, purple ribbon, ribbon, side cape, sidelocks, single off shoulder, solo, wrist ribbon, yellow dress