Some unknown maniac is threatening a navigation company to blow up one of its luxury transatlantics, the "Britannic", now in high sea with one thousand two hundred passengers. He is asking for a five hundred thousand pound sterling ransom, otherwise the seven bombs aboard will explode. An experienced anti-bomb squad is sent to the "Britannic", but although all the bombs are located, a very high skill level will be necessary to dismantle them. Perhaps that task is impossible.

Top London cop, PC Nicholas Angel is good. Too good. And to stop the rest of his team looking bad, he is reassigned to the quiet town of Sandford. He is paired with Danny Butterman, who endlessly questions him on the action lifestyle. Everything seems quiet for Angel, until two actors are found decapitated. It is called an accident, but Angel isn't going to accept that, especially when more and more people turn up dead. Angel and Danny clash with everyone, whilst trying to uncover the truth...