"Told in alternating voices, years after it began, seventeen-year-old Ivy and her mom Dana's shared story comes down to a reckoning among a daughter, a mother, and the dark forces they never should have messed with. Ivy's summer break kicks off with an accident, a punishment, and a mystery: a stranger whose appearance in the middle of the road, in the middle of the night, heralds a string of increasingly unsettling events. As the days pass, Ivy grapples...