Ever since her near-fatal drowning, Cassidy has been able to pull back the "Veil" that separates the living from the dead and see ghosts, not that she wants to, and she was really looking forward to a ghost-free summer at the beach; however her parents are going to start filming a TV series about the world's most haunted places, starting with Edinburgh with its graveyards, castles, and restless phantoms--and Cass and her personal ghost companion,...

Cassidy Blake and her ghostly friend Jacob have survived the ghosts of Edinburgh and Paris, but New Orleans is a haunted city in a class by itself. That's the current stop for her parents' TV show, but there's something a lot scarier than ghosts here. The Emissary of Death is after Cassidy, and to defeat it she will need the help of the Society of the Black Cat, and she will also be faced with a terrible choice: lose one of her two friends--either...