Das Traumschiff

The two half-orphans Reni and Rolf are 13 and 10 years old and they live with their grandmother in Berlin. Their father has died during the war, their mother works at a Baltic Sea port. Here she meets a captain who wants to marry her. When their mother tells them about the planned wedding, Reni and Rolf are reluctant to meet the captain. When eventually they arrive at the harbor, they express a lot of reservations against their mother′s new boyfriend. Even the size of his ship is a disappointment to them. An exciting sea trial, however, welds the new family together and the captain manages to win over the children.