akira hamaguchi, darling in the franxx, effects, liquid, 1girl, zero two (darling in the franxx), closed eyes, pink hair, solo, long hair, horns, swimsuit, one-piece swimsuit, open mouth, partially submerged, water, white hairband, afloat, hairband, white one-piece swimsuit, lying, on back, collarbone, outstretched arms, smile, from above, bangs