It was also revealed that for sometime Melissa had been faking a pregnancy due to the fact she had a miscarriage. Melissa had miscarried the day after she found Ian's body.
Melissa goes on a much needed vacation. Her father mentions to Spencer that she could have gone as well, which probably means that Melissa didn't tell her parents about what happened between the two of them. In later episodes, Melissa is not seen in Rosewood, but is mentioned occasionally. Melissa is dating Ian.
("Blind Dates") While everyone else is inside, Mona slips Ian's phone into Spencer's purse to frame her of texting Melissa under Ian's identity, then leaves.
She attempted to kill Aria on the Halloween Train, dressed as the Queen of Hearts, and is also responsible for the death of Bethany Young, whom she believed was Alison.
After Ian's rumble with Spencer in the bell tower (remember how terrifying that was five seasons ago?), Melissa harbors Ian as a fugitive in the Hastings' barn, because no one would ever look for her husband there. She convinces her ex-fiance, Dr. Wren, to give her painkillers for the injured Ian.
Melissa was unaware of Spencer's adoption and thought they were biological sisters. They are actually half-sisters, as they share the same father but different mothers. They are also adopted sisters since Veronica adopted Spencer. They share a half-brother, Jason DiLaurentis.
The A-Team, as of "Game Over, Charles", has consisted of Charlotte, Sara, Spencer, Mona, Toby, Lucas, Melissa and Wilden.
It was also revealed that for sometime Melissa had been faking a pregnancy due to the fact she had a miscarriage. Melissa had miscarried the day after she found Ian's body. In "Birds of a Feather", Melissa is accused of being the Black Swan due to significant evidence being found in her closet.
The Devil You Know Melissa reveals to Spencer that her baby is a girl. Kingdom of the Blind It is revealed that Melissa miscarried the baby.
Mona blackmailed Melissa into going to the house, where she saw Bethany's body. Melissa thought that Spencer had killed her, so she buried her, not knowing she was still alive. This suffocated Bethany to death.
"Pretty Little Liars" The Devil You Know (TV Episode 2011) - IMDb.
She buried her alive. This is what Melissa whispered to her father while waiting for Spencer in the police station last season and it's why Mr. Hastings wants her far away from Rosewood.
Melissa Hastings killed Bethany Young — well, in a sense. According to a recorded confession Melissa left for Spencer before she jetted off to London again, she buried Bethany Young alive because she thought Spencer had hit her in the head with a shovel.
According to her taped confession — which you know “A” is going to get his/her/its hands on — Melissa saw Spencer with a shovel the night Alison disappeared. She thought Spencer killed Ali, so she pushed her into a ditch and buried her. The catch? It wasn't Alison; it was Bethany, and Melissa buried her alive!
To see Wren. She orders Wren to tell her what she gave to Melissa, and explains that Ian tried to kill her, so she needs him to tell her what he knows. He gave Melissa drugs for Ian, who he says is not in Rosewood, because he feels partly responsible for Melissa going back to him.
Melissa tells Spencer that she saw Spencer dragging the shovel away after her fight with Alison. She later found Bethany's body with a blood gash on her head and the shovel next to her and thought it was Alison's body due to the clothing and that Spencer had killed her.
During a season 6, fans learned that Bellisario's character Spencer took a pregnancy test with her then-boyfriend Toby (played by Keegan Allen). The result of the pregnancy test wasn't revealed until after the show's five-year time jump, leaving viewers wondering if her character had an abortion.
He was pushed from the church bell tower by Alison DiLaurentis after attempting to kill Spencer Hastings, although he survived the fall and later walked away. He was later found deceased with a suicide note.
Aria does not get pregnant in any episode of the show. In fact, Aria (played by Lucy Hale) is the only one of the four core characters on the show that never gets pregnant.
For Bailee Madison, playing pregnant teen Imogen Adams on Pretty Little Liars: Original Sin has been a real pain in the back. “I wore the fake stomach for nine months, so basically full term, and it affected everything I physically did on set,” Madison tells TVLine.
At the start of the series, Wren is engaged to Melissa Hastings, until she broke off the engagement after seeing him and her sister, Spencer, kissing in Spencer's room.
Ali was texting Melissa from Ian's phone because she was the one with his body, and this was a way for her to get back at Melissa for what she said at Hilton Head.
Toby Cavanaugh (Keegan Allen)
Toby isn't a top “A” like Mona. Instead he was a member of the “A Team,” as revealed in season 3, and helped Mona with her devious plans. Toby claims he only joined “A” as a way to keep Spencer safe.
Officially introduced in the series finale, Alex Drake is both the identical twin of main character Spencer Hastings and the previously anonymous identity known as "A.D."
Torrey DeVitto will reprise her role as Melissa Hastings in the Freeform drama's last batch of episodes, The Hollywood Reporter has learned.