Along with series star Ashley Benson's revelation about her character in "Pretty Little Liars" season 7, it has also been revealed that Andrea Parker is set to return to the series.

On Mar. 16, Freeform had announced that Parker was coming back to the hit television series "Pretty Little Liars," Spoilers Guide reported. As per the publication, the actress signed-up as a regular cast member of the series and she would reprise her role as Charlotte's biological mother, Mary Drake.

It has also been revealed that "Pretty Little Liars" is set to let fans know more about Mary Drake's backstory, in addition to her dynamics with her twin sister on the upcoming seventh season.

In her interview with Spoilers Guide, "Pretty Little Liars" head Marlene King said that fans were going to get a lot of background on Mary Drake and Elliot Rollins, as well as the former's relationship with her sister, Mrs. D.

King added that it was known that similar to Charlotte, Mary Drake had been in and out of Radley, thus, there was definitely a rich history of emotions and ups and downs between the two sisters, which would be explored in season 7.

For King, "Pretty Little Liars" season 7 was going to be a lot of fun, juicy, and delicious.

In other news, Benson talked about the fate of her character Hanna in "Pretty Little Liars" season 7. In her interview with Entertainment Online, Benson said that she was hoping that Hanna was okay, alive, and doing well, adding that it was questionable at this point. The actress also mentioned that there might be a lot of danger as well as all the other Liars and the boys.

"Pretty Little Liars" left fans with season 6 episode 20, entitled "Hush... Hush, Sweet Liars." The episode saw a danger that awaits as the Liars tried to learn more about Uber Bad's real identity, offering up Hanna as a bait.

"Pretty Little Liars" season 7 premieres with an episode entitled "Tic Tick, Bitches." The exact air date is yet to be revealed.