Unsurprisingly, Hanna refuses to tell her the full story, and tries to get the thumb drive back. It doesn't work. What will Ashley do once she watches the videos? Will Hanna be able to get the thumb drive back before that?
Check out the sneak peek below.
Catch an all-newepisode of PLL on Tuesday, August 21 at 8 p.m. ET/PT onABC Family.