Dishonored: Brigmore Witches DLC -
The Brigmore Witches DLC starts immediately at the end of the Knife of Dunwal DLC. Daud meets face to face with the now masked Corvo. Equip blink as soon as the battle starts, you'll notice that the time stop effect of your blink does not work on corvo. Go ahead and blink behind him, then slash his back.