A smuggler's daughter falls in love with the son of a customs inspector.
On an island in the Stockholm archipelago lives a man named Albin who has fallen in love with the new school teacher named Eva. Because of the Winter War the island is isolated and smuggling is rampant, the leader of this operation is named Fritjof and he is also interested in Eva.
Manager Blom and his family stop at a mountain hotel. Once there, all family members are insolent and even cruel to both guests and staff. When the hotel manager tries to get rid of the family Manager Blom buys the hotel. But all of the staff resigns while a telegram to the family Blom tells them they are ruined! To raise money the family begins to work on and operate the hotel.
Torsten and Sven are in love with Inger, who prefers Sven. Due to jealousy, Torsten destroys the radio system aboard the fishing boat as Sven will release the following morning. During the fishing season it blows up, but as the radio is not working, the crew does not know anything about the danger.