Black Book: The Hidden Twilight (quest)

== Walkthrough ==
After completing the Reluctant Steward quest, the Dragonborn received a key to a previously locked door which permits access to an altar which holds the book.
=== Read the book ===
The Dragonborn reads the book which transports to the realm of Apocrypha.
=== Survive the trip through Apocrypha ===
The Dragonborn must then defeat the lurkers and seekers along the way until reaching another black book. Upon reading the book, three balls of green light appear, each corresponding to a new ability. The Dragonborn then chooses one and is transported back to Tel Mithryn.
de:Schwarzes Buch: Das verborgene Zwielicht (Aufgabe)