DLC1 Item Holding Cell is a Test Cell accessible only through the use of console commands. The cell's walls are made of light gray cobblestones and it is completely empty save a wooden table at the center along with a "Holding Cell Safe," which has the appearance of a normal safe.
- On the table lies the Unknown Book, Vol. I, II, III, and IV.
- If they are activated, the sound of a book being picked up occurs, but they are not added to the inventory.
- Also on the table is the Initiate's Ewer, which can be picked up.
- In the Holding Cell Safe are a number of books, all of which can be added to the inventory: