悠久の歌姫

masterpiece, ultra-detailed, high quality, 4k resolution, 8k resolution, hyper-realistic, stunning artwork, breathtaking illustration, a single girl (1.2), beautiful girl, cute girl, VOCALOID, Hatsune Miku (1.3), turquoise blue long twin-tails (1.2), turquoise ribbon, turquoise eyes, turquoise nails, metallic silver sleeveless top, necktie, glowing headphones (1.1), glowing black arm covers, glowing black long boots, sitting pose (1.1), rusted iron railing, slightly rusted iron staircase, forest ruins, moss-covered old red brick wall, ferns growing from mossy and rusted decaying machinery, rusted ground with a huge rusted gear, tree roots entwined on the wall, giant tree with roots wrapping around a collapsed building, dense forest vegetation, blue glowing butterflies flying, sunlight streaming through, fantasy atmosphere, mystical vibe, nostalgic mood