Nancy's search for ninety-nine steps leads her to Paris and an exciting adventure in blackmail and alchemy.

After aiding an injured child, Nancy accidentally stumbles upon the mystery of Josiah Crowley's missing will. While several of Crowley's impoverished relatives claim that he had included them in his will, his arrogant relatives, seem to possess the only copy, which leaves them in total possession of the deceased man's fortune. Nancy is intrigued by the situation and begins searching for Crowley's missing antique clock, an object that reportedly contains...

When eight-year-old Nancy is invited to a sleepover party with a dolls theme, the host's doll goes missing and Nancy tries to solve her first case.

Nancy receives a letter meant for a British heiress who has the same name and, in her attempts to contact the other young woman, faces danger from a man who operates a Lonely Hearts Club mail fraud.

Nancy Drew's disbelief in vampires strains her relations with some of her oldest friends.

An unusual hex sign leads Nancy Drew to Pennsylvania Dutch country in pursuit of a thief who stops at nothing to get rid of her.

When everyone in town suspects the new boy, Gregor, is a vampire, Nancy gets to the bottom of the mystery, but doing so could compromise her relationships with her friends.

The disappearance of a seventeen-year-old girl leads Nancy into an intriguing mystery involving a castlelike building with a drawbridge.