Detective Thomas 'Bob' Roberts is on the trail of a murderer. Hoping to make a deal, he travels to a forgotten corner of the English coastline to meet Singer, a beguiling young woman with a dark secret. But as Bob sits down in the remote cafe to discuss terms with his mysterious foe, he's about to learn that his quarry has more than a way with words. In fact, the conversation Bob is about to have could, quite literally, blow his mind.