Credit: Video Still

The new "A" hasn't made any overt moves recently on Pretty Little Liars, but it looks like that's going to change on Season 3, Episode 10: “What Lies Beneath” (airing August 14).

In this preview for the episode, a voiceover ominously warns that the Liars are "trapped by 'A', with no way out." And there's screaming, of course!

Watch the preview below.

Credit: ABC Family © 2012 Disney ABC Television Group Photo: Pretty Little Liars Season Season 3, Episode 10 Preview: "A"'s Back With a Vengeance

Catch an all-new episode of PLL on Tuesday, August 14 at 14 p.m. ET/PT on ABC Family.

Rebecca Martin is an editor at Wetpaint Entertainment. Follow her on Twitter @BeccaMartin47.

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