Becky Masterman-Brigid Quinn series 3bks
Description:
Fear the Darkness (Brigid Quinn #2) by Becky Masterman
It's hard to recognize the devil when his hand is on your shoulder. That's because a psychopath is just a person before he becomes a headline... Psychopaths have preferences for Starbucks or Dunkin' Donuts coffee, denim or linen, Dickens or... well, you get the point.Ex-FBI agent Brigid Quinn has seen more than her share of psychopaths. She is ready to put all that behind her, building a new life in Tucson with a husband, friends, and some nice quiet work as a private investigator. Sure, she could still kill a man half her age, but she now gets her martial arts practice by teaching self-defense at a women's shelter. But sometimes it isn't that simple.

A Twist of the Knife (Brigid Quinn #3) by Becky Masterman
Ex-FBI agent Brigid Quinn, now happily settled in Tucson, doesn't visit her family in Florida much. But her former partner on the force, Laura Coleman - a woman whose life she has saved and who has saved her life in turn - is living there now. So when Laura calls about a case that is not going well, Brigid doesn't hesitate to get on a plane.On leave from the Bureau, Laura has been volunteering for a legal group trying to prove the innocence of a man who is on death row for killing his family. Laura is firmly convinced that he didn't do it, while Brigid isn't so sure - but the date for his execution

We Were Killers Once (Brigid Quinn #4) by Becky Masterman
In 1959, a family of four were brutally murdered in Holcomb, Kansas. Perry Smith and Dick Hickok were convicted and executed for the crime, and the murders and their investigation and solution became the subject of Truman Capote's masterpiece, In Cold Blood. But what if there was a third killer, who remained unknown? What if there was another family, also murdered, who crossed paths with this band of killers, though their murder remains unsolved? And what if Dick Hickok left a written confession, explaining everything?Retired FBI agent Brigid Quinn and her husband Carlo, a former priest and university professor, are trying to enjoy each other in this new stage in their lives. But a memento from Carlo's days as a prison chaplain - a handwritten document hidden away undetected in a box of Carlo's old things - has become a target for a man on the run from his past