A vicious serial killer is terrifying the bayous of Louisiana, and the only person who can catch him is FBI Agent Kate Palmer. But after years spent thinking like serial killers in order to catch them, Kate is facing burnout. To make matters worse, she's about to rekindle a relationship with the only man she ever loved when the Bayou Butcher strikes again, this time frighteningly close to home.For Kate, that makes it personal. And it might also be just what it takes to break her completely.