One farm worker disappears, another takes his place, yet the numbers stay the same. Rancher Rufus Reyes isn't fooled. His operation is small, he knows everyone. But then another worker disappears, no one takes his place. The man's wife is hysterical, but she won't talk. Reyes needs help. For FBI Agent Zack Tolliver a pleasure trip to the Central Coast of California turns into dangerous business when he becomes immersed in a case involving drug smuggling, rival cartels, murder, and an old enemy. The clues won't add up, the victims pile up, the mystery grows, and the danger deepens. ZACA is the third novel in the Zack Tolliver FBI mystery series from R Lawson Gamble. It is a fast reading crime mystery with a dash of paranormal.