Title: The Dark Hours - Phillip-M Margolin - book
Summary :
Tracy Cavanaugh works at the Oregon Supreme Court. When she's offered a job at the firm of Matthew Reynolds, the city's most prominent lawyer, she doesn't hesitate. Soon, she's surrounded by corpses. Her friend Laura, Judge Griffen's law clerk, is found murdered in his office. A month later, Judge Griffen himself dies in a car explosion. His ex-wife, Abigail, the district attorney, is suspected! Charged with first-degree murder, Abigail chooses Matthew Reynolds as her lawyer. For Tracy, the arrival of this new client marks the beginning of a slow descent into hell.