This is a fanart of&nbsp;<span><em>Mahou Shoujo Ikusei Keikaku</em> (Magical Girl Raising Project).<br /></span>So you'll probably have to watch at least the first episode to get the joke.&nbsp;Even though, being honest, it'd be harder to guess the joke in a different deviantArt gallery than this one. <img src="https://e.deviantart.net/emoticons/letters/=p.gif" width="15" height="15" alt=":P" data-embed-type="emoticon" data-embed-id="395" title=":P (Lick)"/>