While interacting with Piper (Alexa Swinton) in Piper's dream world, Emily (guest star Maria Dizzia) has rewritten all of Piper's memories, swapping herself for Jo as a mother figure in her life. So when Emily knocks on the door at Jo's house, Piper thinks it's normal for Emily to come in because it's her house. And when Emily asks Piper to defend her -- even against her friend Benny (Owain Yeoman) -- she does. From 'Fatal Exception,' season 1, episode 7 of Emergence. Watch Emergence TUESDAY 10|9c on ABC, streaming, on demand, and Hulu.
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