Mikoto Misaka & Kuroko Shirai from A Certain Scientific Railgun HD Wallpaper

Two young anime girls stand in a narrow alleyway. The girl in the foreground, Mikoto Misaka, has her arms crossed and smiles. The girl in the background, Kuroko Shirai, adjusts a band on her arm. The alleyway has a weathered, blue-grey wall and a narrow path leading into the distance.