The relentless hatred and brokenness of poverty and the deprivation of small town life is painted with such endless ferocity that it seems like it will go on forever, lurid and awful. Weirdly, the

double

killer reveal goes too far in a way that decidedly diminishes the impact. Yeah, Libby, it is crazy that that happened but it wasn't a curse or mistake, it's just the author getting high on her own supply. At least it isn't boring!