'Pretty Little Liars' Episodes 15 - 16 Spoilers: A Major Character Helps the Dark Side; Detective Furey Finds out What Happened to Archer?

Freeform's teen drama mystery thriller "Pretty Little Liars" received mixed reviews when it premiered in June 2010. Critics say that the series can go in different directions that include traditional teen clichés while others say that it delivers a great production. The mystery of the series is dark and unpredictable, which captures the interest of many audiences, especially the younger ones. The upcoming episodes continue the thrill that will keep fans on their toes as one of the major characters will be compelled to help A.D. with his evil plans and his backstory will also be featured.

"Pretty Little Liars" season 7 episode 15 spoilers suggest that after being blackmailed by A.D., one of the liars will be forced to provide information to the dark side just to protect her loved ones. The girls will be under interrogation while Detective Furey investigates how they were being involved with Archer Dunhill. Spencer Hastings (Troian Bellisario), on the other hand, is still searching for Mary Drake and will do everything just to find her.

In her continued search for Mary in "Pretty Little Liars" season 7 episode 15, Spencer unexpectedly bumps into Dr. Wren Kingston, which is also showcased in the promo video. Meanwhile, the episode also sees Hanna Marin (Ashley Benson) discovering some critical information about Lucas. It is said that she will try to do her best to prove his innocence.

As for "Pretty Little Liars" season 7 episode 16, the official website of the series reveal that Detective Furey will almost find out what really happened to Archer Dunhill. That said, the girls will do their best and will come together to protect their loved ones. Hanna is still trying to put the puzzle together as to how Lucas is being linked to A.D.

As posted on TV Guide, "Pretty Little Liars" season 7 episode 15 is titled "In the Eye Abides the Heart," which is set to air on May 23 at 8 PM ET on Freeform. Episode 16 is titled "The Glove That Rocks the Cradle" that will be aired on May 30. Stay tuned to Celebeat for more entertainment updates.