Nancy and her friends, in search of information about a UFO, become involved in another mystery involving the inheritance of an old man who lives in the forest.
Nancy's friend Cindy, a teen model, is about to appear in a major television commercial. While Nancy is visiting her in Chicago she disappears, and while looking for her, Nancy is plunged into danger.
A reproduction of the first edition of the 1941 novel in which girl detective Nancy Drew sets out to discover what is going on at an old moss-covered mansion she and her friends stumbled across while on vacation.
The River Street Recreation Center is damaged by fire and Nancy and her friends help raise $10,000 to rebuild. Nancy learns Mary McGregor has received threats and is determined to find the arsonist before someone innocent gets burned.
Nancy and her friends establish headquarters in a seaside yacht club to investigate strange happenings in a book store and the disappearance of a marble statue.