Hermione huffed as she began to understand. This was the culmination of Harry's sex magic, something now so potent it could permeate the very airwaves of the house if Harry wanted it to. Which he totally seemed to, reducing Hermione to a hot, quivering wreck as she tried to act the dutiful bride, all the while having every nerve ending she possessed sensitised by this secret and unique version of foreplay, one that Harry had invented just for her pleasure.