Eleven-year-old ace detective Laura Marlin is back for her next exciting adventure in the fifth mystery from award-winning author Lauren St John.

''Anyone ever told you that you're too clever for your own good, Laura Marlin?''

With her arch-nemesis, Mr A, safely behind bars, Laura Marlin can't wait to relax on a school trip to Australia. But hours after arriving, the appearance of a threatening supernatural message makes her fear for her safety. As the group tours the Northern wilderness, mysteries and near-disasters haunt them, but only Laura believes they're connected. Can she figure out what's real and what's an illusion ... before it's too late?