Black Book: Epistolary Acumen is found during the main questline. If read on Solstheim, it will transport the Dragonborn to Apocrypha, where they may change the effect of their shouts to Dragonborn Force, Dragonborn Flame or Dragonborn Frost. This book consists of only one page, hence the cut off sentence.
Bring you forth the lovestruck mute who preys with vigor on his love, and set the sky alight with all who dare to struggle 'gainst our move. For we are they who own the night and all who dwell without us fall; we drink the mind-grapes formed of thought and wail a tumult on the wall. To sweep
- Dragonborn Force: Your Unrelenting Force shout does more damage and may disintegrate enemies.
- Dragonborn Flame: When your Fire Breath shout kills an enemy, a fire wyrm emerges from their corpse to fight for you for 60 seconds.
- Dragonborn Frost: Your Frost Breath shout encases foes in ice.
Relationship to the DwemerEdit
The Dwemer were able to find this Black Book while they were searching for forbidden knowledge. According to Neloth, the Dwemer had a specialty for obtaining and studying forbidden knowledge. In this case, the Dwemer were attempting to find the Bend Will shout and the three Dragonborn powers, Dragonborn Force, Dragonborn Flame and Dragonborn Frost.
- This Black Book is mentioned in the book The Library of Dusk: Rare Books. Its author is listed simply as, "The Transparent One." According to its curators it is kept away from the public, as it contains forbidden invocations of Daedra that are either very destructive, or are enemies of Molag Bal.
- If the cursor is hovered in the black book at the apocrypha it will say "Return to Solstheim" but only the middle area that can teleport the Dragonborn into Solstheim when interacted (could be bug).