They call her the Blue Mountain Butcher. Jess calls her Nana.

It’s been the year from hell for Jessica Williams. Her cheating husband not only bankrupted them—he’s been indicted. Now the rat bastard has disappeared. Thank God for Nana. Jess couldn’t survive without the old woman’s wisdom and brutal honesty. But when her beloved Nana is arrested and held responsible for the largest mass murder in Calaveras County history, Jess suspects her husband may be one of Nana’s latest victims. Nana, the jail’s oldest inmate, is also its only suspected serial killer. With Nana's life hanging by a thread, she’s granted deathbed visitation—and Jess demands the truth.

As Nana’s shocking confessions unfold, Jess is thrust into a relentless pursuit for justice. Armed with fragments of a sinister past, Jess uncovers secrets so dark and twisted, they just might destroy her.

Set against the hauntingly beautiful hills of Calaveras County, Blue Mountain is a gripping psychological crime thriller laced with razor-sharp twists, raw emotion, and an unforgettable heroine. In this chilling first installment of the Calaveras series, justice is messy, blood runs thick, and some truths refuse to stay buried.