Nancy's European summer is getting hot. First Romance. Danger! Nancy, Bess, and George are off on a continental adventure into the gorgeous heart of—Switzerland. And gorgeous is just the word for jet-setter Franz Haussman, who invites the girls out for a night of dancing at a chic club—on the shores of Lake Geneva. But before the music ends, the mystery begins . and Franz's life hangs in the balance! Soon after Franz receives a death threat, Nancy finds herself in the eye of an Alpine storm of romantic intrigue, family scandal, and big-business blackmail. Nancy's summer abroad is just getting started, but Franz draws her into a world of jealousy, ambition, and greed as dark and twisting as the medieval streets of old-town Geneva.

An innocent shopping spree in Rome leads to danger for Nancy, Bess, and George when Bess innocently purchases a piece of actual Etruscan jewelry from a jewel thief. Original.

On vacation on the Greek isles, Nancy, Bess, and George are horrified when someone steals their passports from their hotel room, and soon the trio of friends is in hot pursuit of terrorists. Original.