The Monterey Peninsula is rocked when a killer begins to leave roadside crosses beside local highways. Kathryn Dance, the California Bureau of Investigation's foremost kinesics expert, and Deputy Michael O'Neil follow a lead to Travis Brigham, a troubled teenager whose role in a fatal car accident has inspired vicious attacks against him on a popular blog, The Chilton Report. But as the investigation progresses, Travis vanishes--and Dance is forced to take desperate and risky measures in this searing cliff-hanger.