Illustrious and Unicorn from Azur Lane in London at Christmas HD Wallpaper

Two anime girls, one with white hair and the other with purple hair, stand on a rooftop overlooking a nighttime cityscape. A Christmas tree is visible in the background, along with two airplanes flying overhead. The text "MERRY CHRISTMAS 2020" and "ILLUSTRATION BY SWD3E2" is present on the left side of the image.