2girls, alien girl (isei ni ikou ne), animal ears, apron, backlighting, bangs, black mouth, blue theme, building, cat ears, cat girl (chikyuu no ura), chikyuu no ura (iyowa), city, crossed bangs, elevator door, fangs, frilled apron, frills, greyscale, half-closed eyes, hanabukuro, high collar, horns, indoors, isei ni ikou ne (iyowa), long hair, looking at viewer, maid apron, maid headdress, monochrome, multiple girls, outdoors, polar opposites, portrait, red theme, sailor collar, school uniform, serafuku, short hair, solid eyes, song name, split screen, spot color, symmetry, tongue, tongue out