City of Masks by Daniel Hecht
There is something about New Orleans that seems to lend itself to haunting stories. Cree Black is a paranormal researcher who is called to the Big Easy by a wealthy family whose ancestral home is haunted by several specters, most disturbing but harmless. However, the sinister pig faced ghost has the power to hurt as well as torment the living. This is the first novel in an extremely promising series. You won’t want to put it down!