'She turned and saw them. Three black shapes in a crowd of colour, moving slowly like scuttling roaches.
'Three women, dressed in leathers, carrying biker helmets. They had come here to find someone. They had come here to hunt.
'Three hundred years ago, Lily’s ancestor broke a solemn promise signed in blood. And now she is thrust into a shadow world where Satan is real, witches exist and evil is an ancient living thing that seeks to wreak havoc and rule.
'The dark is coming, and only she can stop it.'
Source: Publisher's blurb.
Number ten in the top ten young adult titles 2017-2018