8 The door slid open in response to the touch of his palm on the sensor next to it and he stepped through. He moved far enough away to let the door close behind him, and then he looked around, so he could assess the battleground he had selected. He was in a rectangular area about ten feet by fifteen, with three urinals on his right, and a similar number of sinks on his left, along with two drying units; past the urinals were two cubicles, the doors of which were open, revealing that he was alone for the moment. Everywhere he looked was a pale grey, which he couldn’t help thinking gave the impression that the facilities were at least a little dirty, even though he could see that wasn’t the case; the good thing about the colour, he decided, was that if any blood did get shed it wouldn’t lo

