Anime girl with dark blue hair and demonic horn

A girl with long, dark blue hair and a black demonic horn decorated with gold decorations, long, narrow pieces of fabric with a black raven pattern tied to her ears, a white lace collar, an oversized, open jacket with a dragon scale motif in dark blue with a red tint, a large black zipper with a silver zipper in the middle, a knee-length gray skirt with lace trim and additional elements of a sweater with a large, black and white sports shoes with red laces, anime underwater scenery with a large coral reef in various vibrant colors with small fish swimming around it, a sunken fantasy ship in the background, anime a girl lying among blue flowers surrounded by white shadows and shallow black water, the girl's face is in a nostalgic state, the girl has loose hair, anime a hall with large columns covered with ivy with thorns and blue flowers, in the distance a large window covered with light blue material with black ropes with small golden bells, the floor is made of large stone slabs, anime