Dance with the Devil

Struggling to find a Defence Against the Dark Arts Professor, Minerva finally reaches out to her last hope with the aid of a meddling portrait. Unfortunately for Draco Malfoy, this comes in the form of a devilishly handsome creature that not only catches his eye, but Severus Snape's as well. Did no one warn them against dancing with the devil? [Pretty smutty, not really serious]