1girl, alternate costume, bangs, bare shoulders, black leotard, black pantyhose, blue eyes, blue hair, breasts, byleth (female) (fire emblem), byleth (fire emblem), cleavage, closed mouth, collarbone, fire emblem, fire emblem: three houses, hair between eyes, indoors, large breasts, leotard, looking at viewer, medium hair, namu (112namu), pantyhose, sidelocks, sitting, sitting on stairs, solo, stairs, strapless, strapless leotard, thighband pantyhose, twitter username