colorful palette, shiraishi an, project sekai, game cg, highres, official art, third-party source, 1girl, black hair, black jacket, blue hair, closed mouth, collarbone, dress, earrings, find a way out (project sekai), gradient hair, hair ornament, hairclip, hand on own hip, jacket, jewelry, long hair, multicolored hair, necklace, official alternate costume, orange eyes, purple background, purple dress, single earring, smile, solo, star (symbol), star hair ornament, triangle, x hair ornament