There's something in the water. Something washing up on the world's beaches. Something dark and tar-like. An oil slick? But since when does spilled oil devour everything in its path?Though oceanography is not Robert Stills preferred field of study, he finds himself at the center of the mystery-and danger-as he helps his friend Cam Diaz work to discover what is encroaching on Florida's beaches. But Robert's urgency is selfish, spurred by his need to protect Amber, the woman he loves, and her daughter, Kathy.Will they be able to find a solution to save humanity?Will they be able to save themselves?