Lasse Petterson

Helge, a factory worker, awakens to life after he almost loses his arm in a machine. His happiness at not losing his arm has him see the world in a new way. He takes a vacation, where he sees Klara, a beautiful girl. He decides to spend the rest of the vacation searching for her.

In the last film of the original 91 film series two letters - one written in spite and another in love - end up in the wrong hands, while 91 and 87 as usual try to avoid ending up in military arrest.