Blue

Blue McCarron is a former professor, now making her living as a retail consultant. She was hired by the brother of Beatrice Muffin Crandell, a 72-year-old widow who confessed to murder several years earlier. As Blue delves into the crime, she discovers that not only are Muffin's society friends lying to protect her but they are themselves integral players in an international conspiracy.

This is #1 in A Blue McCarron Novel.