malsan, nagisa (blue archive), nagisa (swimsuit) (blue archive), blue archive, highres, korean commentary, 1girl, bare shoulders, black one-piece swimsuit, blonde hair, book, breasts, breasts apart, center opening, collared halterneck, cross halo, eyewear on head, hair intakes, halo, halterneck, holding, holding book, jewelry, large breasts, long hair, looking at viewer, official alternate costume, one-piece swimsuit, open-chest sweater, solo, sweater, swimsuit, tinted eyewear, trinity general school logo