The Black Armory's vault has been recovered, and along with it, the Black Armory Papers—the personal journals of Henriette Meyrin. Unfortunately, Siviks got to them first and tore out many of the pages. Ada-1 insists that you find them all and return them to her, so that the journals may be whole once again.
Complete Fallen forge ignitions to retrieve the missing pages from the Kell's Scourge.