The mission began dangerously - it ended in wholesale slaughter. On the border between Russia and China lay the Tien Shan mountains, a looming range of treacherous, snow-caped peaks. Somewhere in that craggy fastness was a secret that threatened the world. To secure the information that would unlock the secret America and Russia sent a joint team on a suicidal mission. Six men with nothing to lose but their lives crossed the border into Communist China ...only one came back.