The Survivors Club by Lisa Gardner

(Used, paperback)
.
They survived what no woman should ever have to endure. Now these three women have the means, the opportunity, and the perfect motive. Are they trying to get away with murder--or is someone trying to make sure that this time they don't get away at all? The Survivors Club... that's what Jillian Hayes, Carol Rosen, and Meg Pesaturo call it. They won't consider themselves victims. They are survivors. They faced the blazing headlines and helped lead the investigation that caught the man who changed their lives forever. 

And now that Eddie Como, the College Hill rapist, has been murdered, shot down outside a packed courthouse moments before his trial was about to begin, all three women are openly ecstatic that he's dead. They are also the prime suspects in his murder. Detective Sergeant Roan Griffin knows all too well what can drive even the best people to cross the line. But he has never seen a case quite like this one. No one doubts that the murder o