Wives and Sisters — Natalie R. Collins

Decades ago, young Allison Jensen and her best friend Cindy were separated in the woods. Cindy disappeared forever. Allison survived amid a web of small-town secrets and lies that greeted every anguished question she asked about that fateful afternoon.
Years later, Allison has come home to the bedroom community of Farmington, Utah--back to the devout tyranny of her father, back to the close-knit society she rejected, and back to the conspiracy of silence that has plagued her with nightmares of guilt and loss.

Out of her patchwork memory, the truth is emerging. So is Allison's rage--and her hunger for justice. Now, in a courageous and terrifying voyage of self-discovery, it's up to Allison to avenge the guilty...