creatures, effects, liquid, ongaku shoujo, ongaku shoujo (2018), multiple girls, 3girls, tentacles, swimsuit, bikini, breasts, upside-down, underboob, blonde hair, day, short hair, sky, purple hair, cloud, parody, navel, long hair, large breasts, restrained, striped, medium breasts, pink hair, striped bikini, barefoot, brown hair