11. 1x11 "Moments Later" (OAD 1/3/11)
Hanna wakes in the hospital and tells the girls that Noel Kahn is A. She saw him writing on Ezra's car.
Emily tells her parents that she's gay and her mother freaks out and says that Maya is trying to make her into something she's not.
Spencer takes Aria to see the tree that said Ali + Ian on it, but the tree has been cut down.
Lucas kisses Hanna when he thinks she is asleep and she says that they are just friends. Mona apologizes and they agree to be friends forever.
Spencer tells Hanna that they think A and Ali's killer are two different people, but then they see a message on Hanna's cast from A saying she's sorry she lost her temper.
In a weird dream-like state, Hanna sees and talks to Ali.
Melissa and Ian get married.
12. 1x12 "Salt Meets Wound" (OAD 1/10/11)
Hanna finds money hidden in a lasagna box and asks her mother about it. Her mother "borrowed" some from the bank where she works and intends to pay it back by the end of the year.
Mona throws Hanna a surprise welcome home party at her house and the money disappears.
Toby is let out on bail, but must stay at his house.
Maya comes to Emily's for dinner and while her father seems to like Maya, her mother definitely does not.
Noel tries to blackmail Ezra, but tells Aria that Ezra must have misunderstood.
13. 1x13 "Know Your Frenemies" (OAD 1/17/11)
Spencer sees an ovulation kit and Melissa admits that she is trying to get pregnant.
Emily's mom finds pot in Maya's bag and she is sent to juvie for 3 months. Before she leaves, the girls manage to sneak her into Spencer's room as a surprise for Emily.
Noel threatens Ezra, and Ezra decides to quit until campus police take Noel for cheating on three midterms.
A promises Hanna will get her money back if she eats 6 cupcakes.
Spencer and the girls go through Ian's boxes after Spencer realizes that Ian was at Hilton Head with Alison just before she disappeared. They don't find anything, but A leaves them the video of Alison that they'd seen before, only in this one, it shows Ian and off camera it sounds like Ian is choking Ali.
14. 1x14 "Careful What U Wish 4" (OAD 1/24/11)
Hanna gives Emily's phone to Caleb so that he can fix it so she can call Maya in rehab.
Spencer's laptop is missing and they suspect Ian. At the school dance-a-thon after calling Maya and getting drunk, Emily tells Ian that they know what he did. Spencer says that her friends know that she and Ian kissed last summer. He threatens her.
Aria's old babysitter comes for a visit and Ella hooks her up with Ezra. Aria gets jealous, but Ezra tells her that he is already in love.
Hanna tries to get a job, but can't and at the dance-a-thon, A pays her to dance with Lucas, which makes her feel terrible.
Spencer's laptop turns up, but the video is missing. Instead there is a picture of Alison telling them to watch their backs.
15. 1x15 "If at First You Don't Succeed, Lie, Lie Again" (OAD 1/31/11)
Spencer gets Aria tickets to an out-of-town art exhibit for her and Ezra to go to. He picks her up in a limo.
A writes to Hanna, telling her to expose Aria and Ezra to get her money. Hanna leaves Ella a ticket to the art exhibit, but Ella's car breaks down thanks to Caleb.
Jason comes back to town and apologizes to Spencer for being such a jerk. He tells her that he and Ian were good friends in high school.
Paige makes a homophobic comment to Emily, but Emily tells the swim coach it was no big deal.
Spencer goes to the bead shop to ask who bought the fake Alison bracelet. The owner says her name was Spencer Hastings. Spencer tells the others that she and Ali fought the night she disappeared.
16. 1x16 "Je Suis Une Amie" (OAD 2/7/11)
Aria discovers that her parents are having an affair with each other. She also finds out that Hanna gave her mother a ticket to the art exhibit where she had gone with Ezra.
Hanna and Aria find out that Caleb is living at the school. Hanna invites him to live in her basement.
Paige stops by Emily's to apologize and then does not show up for school the next day and the swim coach says that she'd had an accident.
Spencer tells Ian she won't be at practice and he assumes she's quitting the team. She begins to tutor Toby.
Melissa tells Spencer that she's pregnant.
17. 1x17 "The New Normal" (OAD 2/14/11)
Byron has a parent conference with Ezra, and Ezra is sure that Byron hates him, until Byron learns that when Ella is going to see an author with Ezra, it's not just the two of them, but a bunch of teachers.
Hanna lets Caleb live in her basement without her mother knowing. When Ashley begins dating the guy who claims to be the nephew of the woman Ashley "borrowed" money from, Caleb finds out that he's a fraud.
Emily and her mother reconcile after Paige's dad says that Emily got her spot as captain of the swim team because she is gay. Pam sticks up for Emily. Later, Paige comes to Emily's car and kisses her.
Toby tells Spencer that Jenna was talking on the phone about her and he wants to know the significance of 214, but she doesn't know.
18. 1x18 "The Badass Seed" (OAD 2/21/11)
Ezra takes on the school play and Aria becomes the stage manager, but when she slips and calls him Ezra, people notice. Ezra has a beer with Byron and learns that Aria is looking at colleges in California. He's mad at her, but they work it out.
When Caleb is in the shower, Hanna has to jump in with him when her mothers comes into the bathroom looking for a phone. Hanna doesn't talk to him much after that and he decides to move out.
The girls find a trophy of Ian's from Hilton head that looks like it has blood on it. They turn it into the police, but realize A set them up when it was determined to be rat blood.
The girls remember a frat party they crashed with Alison where a girl fell or was pushed down the stairs. At first they wonder if Ian had done it, but then they wonder if it was Alison.
19. 1x19 "A Person of Interest" (OAD 2/28/11)
Toby goes to a motel after he fights with Jenna. Spencer sees the bag that Ian gave Jenna in room 214. Inside is a note from A saying they are getting colder. Before Spencer leaves, Toby kisses her.
Paige and Emily go out. Emily says they can only be friends because she can't hide who she is anymore.
Aria tells Ezra what happened the night Jenna was blinded.
Ashley kicks Caleb out. He and Hanna camp out and sleep together. Ashely tells Caleb he can stay in the guest room. Caleb goes outside and makes a call saying he can't do it anymore.
Melissa tells Spencer that when Ian went to Hilton Head it was with her so that she could get an abortion.
20. 1x20 "Someone to Watch Over Me" (3/7/11)
The girls find out that Caleb has been working with Jenna to get information on Hanna and Hanna dumps him. Hanna slaps Jenna.
The police search Spencer's house and find fibers of Toby's sweater that Alison was wearing the night she died. Ian wants to help her run away and she realizes how convenient that would be for him.
Aria's parents find out that she has a boyfriend and are upset that she is so secretive about him.
Paige starts dating Sean, but tells Emily that she feels like a phony.
21. 1x21 "Monsters in the End" (OAD 3/14/11)
Caleb tells Hanna that Jenna paid him to look for a key, but he doesn't know what it's for. Hanna doesn't know of any key. Caleb goes to Arizona not knowing Mona threw away the note he left for Hanna.
Emily remembers Ali giving her a snow globe the day Ali went missing. She finds a key hidden in the base of the globe. It's for Raymond Plus Storage number 135.
Aria asks Ezra about a picture on his computer. He was engaged, but it didn't work out. After she leaves, Office Reynolds knocks on Ezra's door and says he needs to talk to him about one of his students.
In the storage unit, they find a flash drive in Ali's old lunch box. On it is video of them and they realize someone must have been spying for years.
22. 1x22 "For Whom the Bell Tolls" (3/21/11)
Garrett goes into Jenna's room and they embrace and kiss.
On a disposable phone, Spencer texts Ian that she has the video and to come to the park at 9. Spencer doesn't show at the park because she and Melissa were in an accident. At the hospital, Spencer finds out her sister is going to be okay, so she goes back to the church to find Melissa's phone.
Meanwhile, at the park, Garrett shows up and tells the girls to wait out of sight. But Ian has sent a messenger.
At the church, Ian tries to throw Spencer off the bell tower. As they struggle, someone in a hooded sweatshirt pushes Ian and he falls down the bell tower and is hanged.
The other girls come and they all see the body, but when the police come, the body is gone.