The Midnight Dancers — Roberta Grieve

Two years after the death of her husband, Joanne feels it's time for her to move forward. She takes on a new job archiving historical documents at Grayling Manor, which is being restored by Canadian heir Clive Grayling, and she moves house, to the New Rectory nearby. As Jo delves into the history of the Manor, disturbing links between it and her new home begin to emerge. And to confuse matters, she thinks she may be falling in love with her new employer...