rotte (1109), miyashiro takuru, onoe serika, chaos;child, science adventure, 1boy, 1girl, arm support, beach, bikimi, bikini, blue sky, blurry, blurry background, blush, breasts, cleavage, day, glasses, hekiho academy school uniform, holding with mouth, kneeling, looking at viewer, mouth hold, outdoors, pink eyes, pink hair, school uniform, short hair, sky, smile, striped bikini, striped clothes, swimsuit, wet