Gradually. Ever so gradually, he noticed her work routine. She'd come into the shop below the CCTV camera that gave him his vantage point. She'd stop, check her skirt, then turn and wave. Wave straight at him, it seemed.
Once when he spilt his coffee he swore she looked up, about to greet the camera (or him?) and then the smile vanished. As if she had seen what had happened and was sorry for his stained pants.
In trawling through the back footage, looking for a pattern. Something to identify who had planted the device that had wrecked half the...