Mark peered by way of the aircraft window. Instead of taxiing to the terminal, the aircraft had stopped abruptly in a service space at the edge of Singapore's Changi airport. As gasoline tankers drew up alongside, Mark sensed something was unsuitable. It had been a thirteen-hour flight since they'd left London's Heathrow. Mark's full head of darkish hair made him look younger than his late fifties, but though he was fit and wiry he was feeling his full age after the journey. His wife Helen was a little youthful than him, however instantly appeared older as she coughed into her handkerchief