NGTV Guide: Monday, January 9

Pretty Little Liars – 8/7c ABC Family
“Hot Piece of A” – After their recent encounter with “A,” Aria, Emily, Hanna and Spencer think they may be closer than ever to figuring out whom “A” really is. But when the girls decide to enlist Caleb’s hacking skills to help with their quest, Hanna no longer wants a part of the plan. The last thing Hanna wants is to get Caleb involved in something else shady and also to open the door to questions that Hanna can’t answer. Once the girls realize that “A” has a helper, Hanna has no other choice. Instead of focusing on figuring out who the ‘helper” is, Hanna decides to put all of her efforts into throwing a surprise party for Caleb. But will a surprise party at Spencer’s lake house be the diversion Hanna is looking for, or just a recipe for disaster?

The Lying Game – 9/8c ABC Family
“When We Dead Awaken” – With Sutton’s whereabouts still unknown and a threatening note delivered via Sutton’s signature packaging, Emma is feeling uncertain and on edge. So when she is invited to scout out the University of Texas’s tennis program, Emma surprises her dad and accepts the invite. Nonetheless, Emma can’t escape the fact that her twin may be gone for good. Meanwhile, Rebecca tries to help Char when her mom, Phyllis, has another drinking “episode.”

Castle – 10/9c ABC
“Till Death Do Us Part” – When a lothario is killed, Castle and Beckett suspect that the victim’s mysterious double life holds the key to his murder. Their investigation leads to a shocking twist that threatens to disrupt Ryan’s wedding with Jenny.