Ben Aaronovitch's career started with a bang writing for Doctor Who, subsided in the middle and then, as is traditional, a third act resurgence with the bestselling Rivers of London series.
Born and raised in London he says that he'll leave his home when they prise his city out of his cold dead fingers.
A moment in Nightingale's experiences wherein he interviews a man who has been hospitalized after being rescued from a freezing cold river in Scotland. He thought he saw a woman floating in the river and went in to save her. The gist of the story is: Who was the woman?