He left the beer in the cooler, and walked slowly toward her. Her left arm twitched, and her head moved back and forth as though she were watching something on the floorboards in front of her. But Chase saw nothing when he got closer. Nothing, except a small black box no larger than an old paperback book. A thin, twisted double cable of optical wire spiraled up from the side of the case and traveled up near her left ear. Chase didn't need to see the end of the cable to know that it fit neatly into the chrome datajack she had there.