According to Spoiler TV, and io9… Dollhouse is starting to heat up. In Episode 8, the active start going rebelling after they start to remember some of their core (original) personalities, and Echo evidently leads the way… And Ballard discovers that the Dollhouse is located in the sub-sub basement of the FBI building…
(Okay, Ballard actually discovers “Meanwhile, Ballard discovers the Dollhouse is closer than he thinks.”)