It's the summer after Mercy Heron graduates from high school, and she's living in the household of her domineering grandfather and a grandmother whose behavior has always been erratic-some folks even call it crazy. They've raised Mercy since her mother died giving birth to her under the June apple tree, after Father Heron locked her out and ignored her pleas for help. Mercy's days are spent working at the local diner, and hanging out with her wild...