Who killed alison in pretty little liars

And that's a wrap on Pretty Little Liars! The series finale of the Freeform show jumps ahead one year to expose A.D.'s identity and give fans some closure.

The two-hour event featured a lot of storylines, so we're breaking down the answers to the biggest reveals:

Who is A.D.?

Is Melissa Hastings A.D.?

Who is a.d. in pll season 7

Nope. Is it Mona? Wrong again. It's a woman named Alex Drake — Spencer's evil twin. Yes, all the theories were true.

Mary Drake gave birth to twin girls at Radley Sanitarium, but Peter Hastings didn't know about the second baby.

Mary and the doctor sold the second baby to a wealthy couple in England and split the money.

What happened to alex santiago in pretty little liars

What happened to alex santiago in pretty little liars

Alex drake and spencer hastings differences

Alex santiago pretty little liars actor

Alex pretty little liars season 1

Who is a in pretty little liars

Mary thought that her daughter would be living a fairytale life and used the money to pay her way out of the mental institute. Unfortunately, Alex showed issues at a young age and her adopted parents left her at an orphanage.

Alex didn't know about Mary or Spencer until a chance meeting with Wren at a bar where she was working.

Wren developed a romantic relationsh

who is a.d in pretty little liars season 7

how does pretty little liars end