Sense of Evil by Kay Hooper

Sense of Evil - Special Agent Isabel Adams convinces Noah Bishop that she is the best person to investigate the serial deaths of women in the small town of Hastings. Police Chief Rafe Sullivan, is outraged when he first sees her because she appears to fit the victims' profile exactly. But there is more going on, Isabel has a connection to the murders, and now she has a connection to Rafe.

This story had a surprise ending that I didn't see coming. So much so that I did something that I have never done before, I reread the book almost immediately to see if I could see any clues. I couldn't, not really.