safebooruhttps://safebooru.org/index.php?page=atom&tags=1boy 1girl armlet artist request backless outfit black shirt blonde hair blue eyes blush bracer breasts brother and sister castor (fate/grand order) closed mouth collar constellation diadem fate/grand order fate (series) highres holding hands interlocked fingers looking at viewer medium hair metal collar open mouth pauldrons pollux (fate/grand order) shirt short hair siblings small breasts star (sky) twins white robe2024-05-17T18:36:00Zsafebooru