Chloe Bridges | Pretty Little Liars

• Genre: Teen drama, Mystery, Thriller
• Based on: Pretty Little Liars by Sara Shepard
• Developed by: I. Marlene King
• Starring: Troian Bellisario, Ashley Benson, Holly Marie Combs, Lucy Hale, Ian Harding, Bianca Lawson, Laura Leighton, Chad Lowe, Shay Mitchell, Nia Peeples, Sasha Pieterse, Tyler Blackburn, Janel Parrish, Andrea Parker
• Opening theme: "Secret" by the Pierces
• Composer: Michael Suby
• No. of seasons: 7
• No. of episodes: 160
• Executive producers: I. Marlene King, Lisa Cochran-Neilan, Maya Goldsmith, Leslie Morgenstein, Joseph Dougherty, Oliver Goldstick, Bryan M. Holdman, Charles Craig, Bob Levy
• Producers: Lisa Cochran-Neilan, Maya Goldsmith, Joshua Bank, Hynndie Wali, Bryan M. Holdman, Jonell Lennon
• Production locations: Vancouver, Los Angeles
• Cinematography: Larry Reibman, Dana Gonzales, Buzz Feitshans IV, Craig Fikse, Robert LaBonge, Geoffrey Haley
• Editors: Robert Lattanzio, Lois Blumenthal, Melissa Gearhart, Susanne Malles, Jill D'Agnenica, Michael S. Murphy, Kaja Fehr, Jacqueline Cambas
• Running time: 40–45 minutes
• Production companies: Warner Horizon Television, Alloy Entertainment, Long Lake Productions, Russian Hill Productions, 
• Network: Freeform 
• Release: June 8, 2010 – June 27, 2017

Aria Montgomery, Emily Fields, Hanna Marin and Spencer Hastings are four former best friends who reunite one year after the disappearance of their clique leader, Alison DiLaurentis, and begin receiving threatening messages from a mysterious person who identifies themself as "A" and is aware of the mistakes, lies and secrets they have collected before and after their clique fell apart. Throughout the series' course, several elements from the night Alison disappeared are revealed, which help the protagonists understand what happened to their friend and how "A" came up. Moving forward, after the original "A" is revealed five years later the identity is taken over by other antagonists, prompting new storylines and challenges.

"Surfing the Aftershocks"

After learning about her mother's death, the girls try to comfort Alison, but to no use. At first, Aria refuses to talk to Ezra, but she later agrees and he says that he will keep quiet. However, Ezra doesn't seem to know about Shana's death, but later Aria tells him the truth about what happened. Emily and Paige connect over helping the new girl on the swimming team, Sydney, with her swimming technique, and in the end they agree to be friends. Hanna begins to go through an identity crisis after a man mistakes her for Alison. Hanna remembers back when Mona made her popular, to be a copy of Alison. Meanwhile, Spencer tries to figure out Jason's involvement in Mrs. DiLaurentis's death, but both Melissa and her father don't seem so positive to Spencer's suspicion.

"Thrown from the Ride"

Ali attempts to regain the role of leader of the group, but she finds out Aria, Emily, Hanna and Spencer are not as going to blindly follow her as they once were. While most kids are curious about what happened to Ali, Mona and her army are more focused on planning for Ali's return to school. After seeing Shana's funeral online, Aria goes to Ezra for comfort, meanwhile Ali lies to the doctor about an injury. Veronica confesses to Spencer that after Ali went missing, Jessica tried go to the police to accuse Spencer of doing something to Ali, and when Peter threatened her, Veronica became suspicious to him. Spencer arrives at Ali's who tells her that Jessica had Losartan in her system which was for high blood pressure, but since she had low blood pressure, it made her heart stop working. Hanna starts to steal again. Spencer discovers Losartan belonging to her father. After Paige's warning about Mona's army, Emily tells Ali that she should leave, but Ali says she wants to go back to school, even if there are people who want revenge on her, and finishes by saying that if they stick together they should be safe.

"Miss Me x 100"

The day has finally arrived for Alison's first day back at Rosewood High. However, neither the girls nor Alison are ready for it. Determined to put on a brave face, Alison returns to also help heal the damage she did years ago. While Spencer's family thought that Mrs. Hastings was at a spa, really she was having a private investigator finding out that Mr. Hastings and Melissa weren't at a dinner as they said. Mrs. Hastings is leaving town alone after a failed attempt to bring Spencer. Aria still suffers from the accident in New York and meets the returning Jenna, who is still grieving for her beloved's death. Mona prepares her "army of losers", in which Sydney and Jenna are revealed to be a part of, for the upcoming war against Ali, which escalated with a meeting between the two that ends in favor of Mona. Meanwhile, Caleb returns to Rosewood and leaves Hanna confused for the reason of his homecoming. Emily and Alison share a kiss and Aria and Ezra have sex. In the end, while the police are giving an interview about the dead girl in Ali's grave, who is revealed to be Bethany Young, 'A' makes their triumphant return to Rosewood by planting a bomb in Toby's house and making the entire house explode.

"The Silence of E. Lamb"

Aria begins her volunteer work at Radley and quickly gets down to business finding answers about a patient of interest to the Liars, but she quickly hits a snag when she comes across an aggressive patient – Big Rhonda, who may be the key to what the Liars are looking for. Emily tries to find a distraught Paige after the latest "prank" on her with a rat. Also searching for answers, Spencer takes a note from Ezra's play book by borrowing some of his spy equipment to keep a closer eye on the home front, mainly on Melissa. Meanwhile, Hanna is caught at odds when Ali and Caleb butt heads, and Emily seeks help from her friends when her mom invites Ali over for dinner. Hanna is the only one that is able to join Emily and Ali when Aria gets stuck in Radley and Spencer continues her mission by following Melissa's moves. Hanna, however, begins drinking and Emily is forced to kick her out. Aria, Spencer, and Emily are all caught off guard when 'A' sends them a message but not Hanna, involving Ali and her recent actions.

"Scream for Me"

Detective Tanner asks questions that suggest the cops aren’t buying Alison’s story. In an effort to counter this, Alison spends time with Mrs. Marin, fabricating details about her kidnapping and gaining sympathy. Mrs. Marin offers to let Alison stay at her house for a few days. Hanna is angry with Alison for involving her mother in things, and spends as much time away from home as possible while Alison is there. Toby reveals that he has joined the police academy, but Spencer isn’t sure she likes the idea. Aria bribes Rhonda with illicit snacks in exchange for information about Bethany. She learns that Mrs. DiLaurentis used to sign Bethany out of Radley for day trips to a horse stable. When Hanna stops by The Brew for a late night snack, Zack flirts with her and touches her inappropriately. She confides in Spencer and Emily, but they accuse her of being drunk and doubt her perception of the incident. Zack later finds Hanna alone in her car and gives her his number. Hanna rushes to Aria’s house to tell her everything. Aria is furious with Hanna, accusing her of being drunk and flirting with Zack. She refuses to believe Hanna’s account of what happened. Spencer and Emily visit the horse stables and speak to a man who works there. He recalls that Mrs. DiLaurentis wanted Bethany to call her “Aunt Jessie.” While snooping around, Spencer finds Melissa’s riding helmet. She and Emily get locked in a stall with a spooked horse, and in the process of escaping, Spencer’s eye is injured. Alison and Mrs. Marin are making dinner plans when a figure dressed in black breaks into the house. Detective Tanner comes to take statements, but her questions once again suggest that she doesn’t believe a word Alison says. Alison later admits to Spencer and Emily that the intruder was Noel Kahn, and that he broke into the house at her request.

"March of Crimes"

Alison is desperate for the police to believe her. She tries to rally her friends, stressing the importance of keeping “their” story straight, but the girls are beginning to wonder if lying for Alison is worth the antics. Emily breaks into Noel’s car, finding a tape recorder and several printed photos of Alison from when she was missing. Emily meets Spencer at the eye doctor to show her the evidence. Spencer agrees to find a hiding place for it. She also claims to have seen Jenna standing with another Jenna while her vision was hazy. Emily sees the “Jennas,” but recognizes that one is actually Sydney. Emily is furious with Sydney for lying to get close to her. She threatens to use her new assistant coach role to keep a close eye on Sydney from now on. Spencer has just locked up the tape recorder and photos in her lake house when she discovers Noel hiding underneath a sheet. Noel explains that, although he is doing favors for Alison, he expects she will turn on him. Spencer asks if he’s planning to blackmail Alison, but Noel balks at the accusation. He says it’s just insurance. Spencer refuses to return the evidence to him, but promises to keep it somewhere safe. Hanna has decided not to attend Ella and Zack’s engagement party. Caleb presses her to explain, and she admits that Zack was creepy to her. Caleb immediately tracks Zack down at The Brew and punches him in the jaw. Aria tells her mom that Zack might have been inappropriate with Hanna. Ella is visibly upset, but not surprised. The engagement party and the wedding are canceled. Aria finds Hanna to tell her what happened and ask for her forgiveness. The two hug and mend their friendship. The police notify Alison that they may have identified her kidnapper. Alison goes to the station and hears part of the suspect’s interview. His story sounds a lot like her own, but she does not confirm or deny recognizing him.

"How the 'A' Stole Christmas"

Spencer is out on bail for Bethany Young’s murder, and her friends are hoping to find a way to prove her innocence. The girls are walking downtown when Mona’s lawyer approaches and gives Hanna an envelope. Inside is a map of the DiLaurentis house with Alison’s hiding spots labeled. Hanna thinks that Mona is telling them where to find proof that Alison is ‘A’. They decide the “Ice Ball” Alison is hosting could be the perfect opportunity for a heist. Alison has a vivid dream. Mona visits her from beyond the grave and shows her a memory: A young Alison finds two hidden Christmas gifts, each containing a yellow dress. Alison’s mother insists that, if her father asks, she must say she only found one dress. Mona says this was the birth of the monster Alison became. The girls meet up at the ball. Once Alison arrives, Hanna and Spencer sneak away to search her house. Toby sits by Spencer’s bedroom window and acts as a lookout while they’re inside. Spencer finds newspapers that show Alison communicating with someone through personal ads. Hanna finds a fake passport, as well as a letter to Alison from Bethany. The letter proves that Alison invited Bethany to Rosewood the day she was killed. Back at the ball, Aria and Emily are keeping eyes on Alison. Jenna, Sydney, Cindy, and Mindy seem to be members of her new clique. Aria sees Alison kiss Detective Holbrook. A little while later, Alison sneaks away to meet up with Cece. Aria and Emily are tricked by Cindy and Mindy, causing them to lose track of Alison. Toby texts Hanna and Spencer to warn them. Spencer hides, but Hanna is away from her phone. A black-hooded figure with a knife stalks through the house. The figure goes upstairs and Spencer follows. She finds Hanna knocked out, but is able to wake her up. That night, Alison is visited by Mona in another dream. Alison sees a casket with her own body inside. She asks about the nature of her death, but Mona has no answers. She says no one cares about Alison’s fate. The girls and their partners celebrate Christmas together. A noise from the chimney interrupts the festivities. They go outside to find a message spelled out in lights strung across the Hastings’ barn: “Merry Christmas, Bitches. -A.”