Skin Privilege by Karin Slaughter

Lena Adams has spent her life struggling to forget her childhood in Reece, the small town which nearly destroyed her. She’s made a new life for herself as a police detective in Heartsdale, a hundred miles away – but nothing could prepare her for the violence which explodes when she is forced to return. A vicious murder leaves a young woman incinerated beyond recognition. And Lena is the only suspect. When Heartsdale police chief Jeffrey Tolliver, Lena’s boss, receives word that his detective has been arrested, he has no choice but to go to Lena’s aid – taking with him his wife, medical examiner Sara Linton. But soon after…. Read more.