On the Savage Side by Tiffany McDaniel

Six women—mothers, daughters, sisters—gone missing. Inspired by the unsolved murders of the Chillicothe Six, this harrowing novel tells the story of two sisters, both of whom could be the next victims, from the internationally best-selling author of Betty.
"Capture[s] what goes horribly wrong when women don't fit a customary victim profile...McDaniel artfully evokes each facet of their common humanity, the sinuous landscape, and defiant community in the face of evil." —Oprah Daily
Arcade and Daffodil are twins born one minute apart. With their fiery red hair and thirst for escape, they form an unbreakable bond nurtured by their grandmother's stories. Together, they disappear into their imaginations and forge a world all their own. 
But what the two sisters can't escape are the generational ghosts that haunt their family. Growing up in the shadow of their rural Ohio town, the sisters cling...