It is June 1951. Italy. The revolutionary DH Comet is on a final test programme. The plane, a technological leap of faith by a relatively small British company, will give Britain a 5 year head start over its American and French competition. But the knives are out for it; there is a threat to the plane. Soon three people - Stafford, a brilliant engineer, his headstrong sister Harriet and Harry Jones, a rogue and former Soviet agent - are reluctantly drawn into a web of intrigue spun by the competing interests of British Intelligence, the company, the Americans and the Russians involving...