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