Investigating the ship's logs, Sarah found that massive sections of the hull had been walled off during warp drive renovations, and that nearly all of the ship's technical data was classified.  More disturbingly, there was a massive energy flux in one of the ship's ammunition supply rooms, where in a single section, the techpriests had been engaging in "routine maintenence" at about 3 times the rate of any single component combined.<br/><br/>They were building something.