Blackout — Alexandria Clarke

After an EMP bomb detonates over the United States, frying the entire electrical grid, Georgie Fitz decides to take refuge at her estranged father's cabin in the Rocky Mountains with her boyfriend and his family. When they arrive, Georgie discovers that a group of survivalists have already erected a camp there, and her father is nowhere to be found. As she adjusts to her new normal, she has trouble adhering to the survivalists' rules. Can she fit in at the camp and find out what happened to her father?