If the Liars thought their adventure in Charles' dollhouse was as dark as their Pretty Little Liars ordeal would get, they were sorely mistaken.

'Pretty Little Liars' Season 6: Little Ezria Babies On The Way? Lucy Hale Teases Aria's Future

A's true moniker is now public knowledge, but Hanna, Emily, Spencer, and Aria sill have a plethora of mysteries to solve before they can leave the mysterious killer - and Rosewood - behind them. Season 6 will launch the teens into an even more traumatic storyline than normal.

First up, the Liars and Mona must escape Charles' psychological prison.

'The Blacklist' Season 2 Spoilers: Who Are The Top 5 Blacklisters? Jon Bokenkamp Dishes On Red's List

"We are going to be punished for our actions for trying to escape from Charles and once we do escape, there are going to be some serious repercussions and scares, emotional as well as physical," Parrish explained to E! Online. "It's going to get dark."

Season 6 will open with "Game On, Charles," before moving on to "Songs of Innocence," "Songs of Experience," "Don't Look Now," and "She's No Angel." The summer season will conclude with "Game Over, Charles," which will serve as the midseason finale.

Find out more when Pretty Little Lairs returns to ABC Family on June 2 at 8 p.m. ET. Click the video below to see a teaser for season 6.