お兄ちゃんと一緒のコスプレ

1boy,1girl,blond hair,blue eyes,(hair bow:1.4),(red bow:1.4),(large bow:1.3),short hair,bob hair,side blunt bangs,hairs between eyes,beautiful detailed eyes,sparkling eyes,admiring expression,open mouth,standing,both hands clasped near chest,looking up at brother,older brother,short spiky hair,sharp eyes,confident smirk,cool pose,one arm raised,cape flowing,superhero-style costume,metallic chest armor,blue and silver color scheme,gloves with emblem design,tall boots,standing with legs apart,heroic stance,full body,indoor living room,wooden flooring,sofa in background,bookshelf,warm lighting,window with curtains,scattered costume accessories on floor,cozy atmosphere,masterpiece,best quality,(very aesthetic:1.2),absurdres,