Silhouettes of a Moving Statue

Pirates terrorise the South Pacific in a submarine, led by the infamous Tiny Flynn as well as a crazy man who believes he's a vampire; Captain Rigourmortis. Colin Hewes, second in charge of the Rex Cassidy Investigators, leads a team undercover to bring down the pirate scum. Meanwhile Rex leads the rest of the team on a dangerous search for Captain Bjorn Van Heath's long lost treasure.Who is the mysterious Black Friday, a man in a hockey mask? Is there really an ancient pirate's curse on the RCI? And is there really such things as ghosts? Sequel to "The Mystery of the Moving Statue".