tsue to tsurugi no wistoria, official art, 1girl, bare shoulders, blue eyes, blue gem, blue hair, breasts, bridal gauntlets, collarbone, detached sleeves, dress, elbow gloves, elfaria alvis serfort, facing viewer, gem, gloves, gold trim, greco-roman clothes, head tilt, holding, holding staff, holding weapon, large breasts, lips, long hair, long sidelocks, long sleeves, looking at viewer, messy hair, sidelocks, sitting, smile, solo, staff, thigh gap, thighhighs, very long hair, waistband, weapon, white dress, white gloves, white thighhighs, wide sleeves