Ned and Nancy track down a ghostly saboteur in the twentythird book in the Nancy Drew Diaries series a fresh approach to a classic series. Nancy and Ned are visiting Coffin Hall an estate turned rare books library doing research on the librarys rumored ghost for an episode of the NedTalks podcast when a fire breaks out in the records room. One of the librarys security guards accuses Ned of arsonafter all he was the only one in the room when the fire startedbut Ned swears it wasnt him. He was trying to stop the fire. He tells Nancy he saw a lady in blue right before the incident and thinks it was Henrietta Coffin the ghost of Coffin Hall Nancy is confident her boyfriend is innocent and shes determined to identify the real culprit though shes pretty sure it wasnt of the paranormal sort. When she investigates further she learns that the fire was just the latest in a string of recent strange and inexplicable incidents plaguing Coffin Hall. Its increasingly apparent that someone has more than a passing interest in shutting down the library. But whoor whatis responsible And why show more