"It's painful, wonderful, exciting and a little frightening," Wells told the Hollywood Reporter. "We're rewriting the end of this season. I'm rethinking episodes 13 and 14, so we can deal withthat feels true to the show and also sets us up for more storytelling in the future. Everything that we'll do with Fiona leaving and then hopefully returning at some point in the future — should Emmy choose to — will be based on that basic premise that these are damaged people who still really love each other and pull together to get through things."