Two years after his apparent death, Sherlock returns to solve a terrorist threat; John, having moved on with his life and angry that he wasn't told of Sherlock's plan to fake his own death, refuses to help.
It’s Martin and Louisa’s wedding day. The bridesmaid is injured, the vicar is drunk, the reception hall floods, and Martin encounters a pig. Things go downhill from there.
One bar, three different points of view, the same nine-and-a-half minutes. Susan and Steve discuss pregnancy, Patrick and Sally talk relationships and Jane has a blind date.
Tom likes Allison, a geeky teen werewolf who turns up looking for help. Somebody seems intent on revealing werewolves to the world and she wants to get to the bottom of the matter. To impress Allison, Tom leads her to the web savvy vampire, Cutler.