She 'shacked up' with her boyfriend.
an old 'shack' in the woods
young couples 'shacking up'
(..) Sorry, boys. I hate to be the bearer of bad news, but... it came. Yes! The Heathkit ham shack. Whoa. Ain't she a beaut? I bet you can talk to New York on this thing. Think bigger. (..)2016 TvShow: Stranger Things Title: Chapter One: The Vanishing of Will Byers Season: 1 Episode 1