No one likes a diva - particularly one who lures her fans to an early grave.
In the concealed heart of London known as the Nightside, a place of everlasting darkness, private eye John Taylor has a new case: find elusive young songstress the Nightingale, and get some answers.
The Nightingale has cut herself off from everyone close to her, having fallen under the influence of a merciless husband-and-wife management team. Where once she sang cheerful, upbeat tunes, now her songs are dreary and melancholic – so melancholic, in fact, that those who hear them are driven to suicide.
Detective Taylor is determined to uncover the truth behind this powerful voice, before the whole of the Nightside falls under its deadly spell.
But to do so, he must first hear it himself...