Doctor Who - Vastra Investigates

A new prequel for the forthcoming Doctor Who Christmas special is now on-line. "Vastra Investigates" doesn't actually involve any investigating on Vastra's part. The entire scene is set after the investigation is over, making the title a little odd, but oh well.  It's cute. That's really about all I can say about it. It's cute. But it's not meant to be anything more than that, so that's fine. Here it is: