Ishtar and Ereshkigal from Fate/Grand Order HD Phone Wallpaper

Two anime women, one with black hair and the other with blonde hair, are depicted in a dramatic pose. The woman with black hair is positioned above and behind the blonde woman, with her legs extended upwards. Both women are wearing dark, ornate outfits with flowing capes. Several small birdcages with glowing interiors are visible at the bottom of the image.