jam-orbital, female byleth (fire emblem), fire emblem, fire emblem: three houses, nintendo, highres, 1girl, arms behind back, barefoot, bdsm, belly, blush, bondage, bound, bound ankles, bound arms, bound legs, bound wrists, breasts, cleavage cutout, clothing cutout, gag, gagged, heart, improvised gag, large breasts, leggings, looking at viewer, midriff, navel, rope, solo, spoken heart, stomach cutout, tape, tape gag, thick thighs, thighs