1. 'A' is for A-L-I-V-E

Complete story — includes the ending

The contents of the trunk of Wilden's squad car is revealed to be a dead pig. The girls flee the scene, with Mona removing the disk showing footage of Ashley running over Wilden. In an attempt to earn some of their trust, Mona reveals a bunch of secrets to the PLLs. The next morning, the girls find Wilden's body lain in the street by the church surrounded by coroners. It is revealed that Wilden was one of two people who wore the Queen of Hearts costume on the Halloween train. Mona says the other was Melissa but the computer is hacked and wiped before she can prove it. Mona is now "A"'s target along with the rest of the Liars. Jessica DiLaurentis returns to Rosewood, but her intentions are unclear. Toby receives a text from "A" asking for the "A" van in exchange for information about his mother's death. "A" plants Ashley's cell phone in Wilden's casket, which Spencer and Mona retrieve based on a tip from "A." At Wilden's funeral, the PLLs meet Detective Gabriel Holbrook who is investigating the murders of Detective Wilden and Garrett Reynolds. A mysterious woman dressed in a black veil appears at Wilden's funeral. ' A' ending: The Black Widow is in the "A" lair. She adds a Mona doll to the collection. As she lifts up her veil, we see that she is wearing a burned Alison mask, revealing that she is Red Coat with a new costume.