Two possibilities came to mind. One was that someone might have tailed them to the safehouse, despite Thorvin's declarations to the contrary. Rico didn't think that very likely. Two, Piper might have been traced through the matrix. She was equally sure that nobody had traced her, but that didn't mean she couldn't be wrong. Rico didn't think much of that possibility either, for the simple reason that where the matrix was concerned, Piper was usually right Was there something he'd overlooked? And what in fragging hell could it be? He couldn't believe that anyone on his team had given them up.