‘At least an hour more,’ said William .’They think it’s something to do with fumes from a cleaning spray used in the plane last night. But it’s a worry. This delay is upsetting meeting times for passengers with business deadlines in Tokyo.’ ‘Like Mr Kei, the courier with the silver chain?’ suggested Amy. ‘And his partner, the chunky man.’ ‘You noticed him too, did you?’ William was surprised. ‘I’m not sure they’re partners.They don’t even chat.’ Quickly, he changed the subject. ‘You’ll all be given a free meal in the airport restaurant while you’re waiting. I’ll go and get the vouchers for you. Wait here.’ Mr Kei looked unhappy. He fiddled with the silver chain. He picked up a newspaper and then put it down. He moved around a lot. Perhaps he needed to go to the toilet? Or maybe he was just worried about not meeting his Tokyo contact on time? ‘Would you like me to look after your brief case?’ offered Amy. If you could babysit an animal, then surely she could brief-case- sit?