Sherlock Holmes, Halloween Vampire Tales

Three vampire tales as could only happen in the Baker Street Universe, where Sherlock Holmes is real and every character ever written in a book is also alive.
DEATH BY LAVENDER
In a bizarre twist of fate, the wedding about to take place, with beautiful lavender.
Bushes all about in a stunning bridal bower is not what a human would expect.
And even after they are dead, they still wouldn't believe its purpose.
DRACULA
He is the King of Vampires, and a man of great dignity, but what secret does he bury in his heart that keeps him awake when he should be sleeping during the day?
DEMONS OF LONDON
Can Dracula and his friend Holmes can stop the plague of vampires about to come?