rf_online, 1girl, solo, pointy ears, elf, green hair, brown eyes, (((3d))), masterpiece, best quality, amazing quality, colored with greyscale background, halftone, serafuku, purple sailor uniform, purple sailor top, white sailor collar, purple skirt, pleated skirt, white-trimmed skirt, thigh socks, dress shoes, backpack, sitting on wall, grunge texture, old wall, cherry blossoms, cherry blossom trees, public park, buildings, falling cards, cherry blossom petals, floating petals, falling petals, smile, looking away, looking up