Debbie Viguie 
Last Grave [EPUB ebook] 

Police Detective Samantha Ryan is doing whatever she can to forget her terrible childhood in a dark and evil coven. But escaping who you are isn t easy.She is called in on a bizarre and horrific murder case, one is steeped in the occult, and Samantha is soon led deep into a powerful coven. As she works to uncover the connection with the murder, an earthquake rocks the Bay Area. That s when Samantha has a premonition: Something is coming. Something evil.