Morse and Lewis investigate the death of Laura Poindexter, an American tourist who is part of an exclusive tour group visiting Oxford. Missing from her personal effects is her jewelry, including the Wolvercote Tongue which she was going to donate to the Ashmolean Museum. The pathologist determines that she died of natural causes, but Morse feels there's something not quite right. The mystery deepens when Theodore Kemp, the Ashmolean's expert on the Wolvercote Tongue, is found dead and Mrs. Poindexter's husband goes missing.
英國軍方一艘絕密間諜船在希臘發(fā)生爆炸，船上有一個力無比的發(fā)射機(jī)（說它可以使整個北星飛彈系統(tǒng)全部報）沉入了海底。這，不僅英國軍方，有世界各地的間諜恐怖分子都開始蠢欲動。于是，007邦德（羅杰·摩爾 Roger Moore 飾）出動了，他的任務(wù)就是巫姑快掉這臺發(fā)射機(jī)。同時候，哈維洛克先在尋找這項裝置時幸被人刺殺身亡，的女兒美琳娜（卡爾·布蓋 Carole Bouquet 飾）試圖千方百計想幫父親報仇申子德說服了美琳娜協(xié)他潛入海底從沉船取出了發(fā)射機(jī)。不的是，兩人浮出水被敵人抓住了?
