Letter

The letter the system manger thing gave you through Lilya Chernova for the Ekats, Gordon Klose for the Lucians, George McClain for the Tomas and Lan Nguyen for the Janus can be translated from "Dpnqmfufmz dmfbs, uif gmpsfoujof epft opu dpoubjo bozuijoh." to "Completely clear, the Florentine does not contain anything." (A-Z) Also the mission clue is inside the Hope Diamond.