After Anna Shields receives an invitation from her estranged Aunt Lydia, she flies to Tennessee to find a number of older women-Tasha, Sadie, and Chloe-also living on Lydia's farm. Losing power during a blizzard, the women share dark and startling secrets. Skating between past and present, they reveal frighteningly desperate things that they have done. Anna begins to realize, to her shock, that these things are connected to her own past and become key to her future.