Pekka Karjalainen

During the Finnish war, highway robber Jeppe Antinpoika robs the Swedish king's treasure and the bag of precious stones remains hidden for 200 years. City girl Arska arrives on vacation at Herra Heinämäki's farm. Heinämäki's neighbor, the baker Kakelberg, has a haunted house and one evening Arska runs into a mysterious creep. Arska starts solving the riddle of the baker's house with Heinämäki.

Friendship, courage and ingenuity are put to the test once again as Pertsa, Kilu and Pirkko embark on an epic adventure to solve the mystery of an old map. Twin girls Vappu and Kerttu also join the flight, and the suspense is increased when the cunning criminal Annabella Pehko jumps on board as a stowaway.