Chitoge Kirisaki and Raku Ichijo from Nisekoi HD Wallpaper

An anime illustration shows a young man with spiky blue hair and a young woman with long blonde hair sitting back-to-back. The man wears a black suit and white shirt, while the woman wears a white blouse and blue skirt with black thigh-high stockings. Both characters are looking towards the viewer and have one eye closed in a wink.