She and whoever was at the other end of this connection—presumably a handler in London, routed through an untraceable connection to the instant messaging network—were using a completely open and public channel to pass messages in the clear. They had to be coy. HAVE GONE TO HAICANG TO CHECK IN ON GRANDMOTHER was written in a prearranged code, using characters calculated not to arouse the interest of the PSB. She spent a minute or two squatting there and puzzling over SEE YOU AT ELEVEN before realizing that it probably meant exactly what it said. Kinmen was connected to Taiwan by a long-range ferry, used mostly by mainland Chinese tourists, and by regular air service. The ferry wasn’t much use in these circumstances, but it would be easy for the British embassy in Taipei to send someone out on a commercial flight to meet with her at the airport.