Ep 19. A Person of Interest

In Pretty Little Liars season 1 episode 19, titled "A Person of Interest", the girls continue to try and piece together the identity of "A", the mysterious figure who has been torturing them with secrets and threats.

As the episode begins, the girls are still reeling from the events of the previous episode, where they had a run-in with "A" at a funeral. Now, they are more determined than ever to figure out who is behind the menacing messages and strange occurrences that have been plaguing them.

Their investigation takes a turn when they discover an old file at Rosewood High that suggests that one of their own, Spencer's father, may have had a connection to Alison, the former queen bee of their group who was murdered a year earlier. This revelation sends the girls on a search for more information about Alison's life before her death, and leads them to a surprising revelation about her past.

Meanwhile, Spencer is dealing with her own personal drama as she struggles with her feelings for her sister's ex-boyfriend, Ian. When she sees him at a local bar, she is both tempted by his presence and disgusted with herself for still having feelings for him. As the night wears on, she begins to suspect that Ian may be more involved in the "A" mystery than she previously thought.

Over at the Marin household, Hanna is still trying to deal with her own family drama as her Mom tries to get out of jail. When Hanna's father makes a surprise visit, she is forced to confront her feelings about him and her Mother's incarceration. Meanwhile, Emily is still struggling with coming out to her friends and family, and begins to wonder if "A" is somehow involved in the situation.

As the episode draws to a close, the girls find themselves facing yet another mystery as they receive a cryptic message from "A" that hints at even more secrets and danger to come. With so many unanswered questions and so much at stake, the girls have to decide if they are ready to confront the truth about what happened to Alison and who is really behind the "A" messages once and for all.

Overall, "A Person of Interest" is a tense and suspenseful episode that delivers on the show's signature mix of mystery, drama, and teenage angst. With each episode, the girls get closer and closer to the heart of the "A" mystery, and viewers are left on the edge of their seats as they try to solve the puzzle along with them.