yuna lee, mercedes von martritz, mercedes von martritz (summer), fire emblem, fire emblem: three houses, fire emblem heroes, nintendo, absurdres, highres, 1girl, bikini, black bikini, blonde hair, blue eyes, breasts, cleavage, cup, front-tie bikini top, front-tie top, hat, holding, holding cup, large breasts, long hair, mouth hold, navel, official alternate costume, sarong, simple background, solo, stomach, straw hat, sun hat, swimsuit, thighs, wading, water, white background