A is revealed to be Shana by Ezra at the hospital when Aria awakens him. Shana is attempting to kill the Liars (excluding Aria) at the theater when Aria makes it there. She picks up the prop shotgun that was previously examined by Hanna in the same episode. Shana shoots the gun into the air and Aria takes this opportunity to hit her with the shotgun which causes Shana to fall off of the stage and die.
At the end of the episode, Big A blows up Toby and Jenna's house and as one last reminder that she's back and here to stay she sends the Liars an all too familiar text. The scene then cuts to "A" in her lair with an open box of pizza next to her and a load of packed boxes everywhere seeing as she's moving into a new apartment. She adjusts a police radio and then moves to a box where she picks up a doll representing Alison and positions it against a dollhouse.
Big A attacks Alison in her living room after she attempts to leave Rosewood. She hits Alison from behind with a Fireplace Poker and then strangles her with her own Scarf. She strangles Ali into unconsciousness before stopping and dropping her on the floor. Big A is about to leave when Emily walks in and tackles her, they get into a struggle but "A" manages to break free and escape.
"A" uses a humidifier to unseal an envelope addressed to Pam Fields. She opens it and finds an invitation to Ella and Zack's engagement party. Big A takes a picture of it, before placing it back in the envelope and re-sealing it.
Big A is seen locking Spencer and Emily in a stable with a horse that gets spooked by the thunderstorm going on outside. It goes wild and ends up nearly seriously injuring Spencer.
At the end of the episode, she is seen walking through Spencer's bedroom, examining her riding helmet. She goes over to Spencer's couch, turning over a cushion that reveals a secret compartment. She opens it and what is inside is not shown.
A kidnaps the Liars on their way to prison and place in a dollhouse like a prison where they find Mona is alive and A is named Charles. In the dollhouse, is a room where Charles has a video with Jessica DiLaurentis three other children; one of them believed to be Charles.