Top Hook (Alan Craik") <3>

Ambitious, married naval lieutenant-commanders Alan Craik and Rose Siciliano find their lives turned upside down when they are implicated in the hunt for a traitor code-named "Top Hook," an unknown enemy who has been supplying secrets to the Chinese, and their only hope is to uncover the traitor before their careers are destroyed and the U.S. and China drift into war. Reprint.