character: kei_(blue_archive), desaturated colors, muted pastel, delicate lineart, soft shading, grainy texture, retro aesthetic, vintage digital, soft contrast, key (blue archive), long hair, white hair, red eyes, half opened eyes, halo, small mouth, blush, off shoulders tank top, half body, arm up, side angle, arm pit, other hand on armpit like showing armpit pose, look to viewers, embarrassed, desaturated colors, muted pastel, delicate lineart, soft shading, grainy texture, retro aesthetic, vintage digital, soft contrast
