17 photos; 11:30 video
Sometimes there's really no reasons to mess with success, in this case the Hitachi, and the candle wax together were keeping Callie off balance enough so that she was just barely able to focus on what all was taking place to her.
The wax was reaching areas that she was not truly prepared for, as Callie reacted when the hot wax streamed between her thighs.
Next Callie, was prepared for her anal plug, but as you will see there was a bit of a distraction for her to endure first.