From the Publisher:
George Smiley has become chief of the battered British Secret Service. The betrayals of a Soviet double agent have riddled the spy network. Smiley wants revenge. He chooses his weapon: Jerry Westerby, 'The Honourable Schoolboy', a passionate lover and a seasoned, reckless secret agent. Westerby is pointed east, to Hong Kong. So begins the terrifying game...
'His command of detail is staggering, his straightforward, unaffected prose is superb. In short, wonderful value' The Sunday Times
John le Carré: The Honourable Schoolboy. Coronet Books, ISBN: 0340494905 (May, 1994), 576 p., £6.99