Windwalker by Natasha Mostert

"From the award-winning author of SEASON OF THE WITCH comes a highly original story of murder, redemption, eternal love and destiny, WINDWALKER will keep you on the edge of your seat. And break your heart. When photographer, Justine Callaway, walks into the deserted English mansion, Paradine Park, she doesn’t suspect that she is opening the door to the greatest mystery–and magic–of her life. Justine becomes obsessed by the family who used to live in the house, especially the oldest son, Adam Buchanan. But why is she so drawn to a man who had killed his brother nine years before? And why, as she photographs the house, does she discover ghostly images she knows she did not record? Even more unsettling, it seems as if someone is stalking her, watching her..."