When silly inventor Svensson gets mistaken for Swedish/American aviator Smith, he is accidentally enlisted in the military and drawn into unexpected romantic affairs.
Olof Koskela, the only son is driven from home when he wants to marry the wrong girl. He takes a job as a floater. His reputation as a womanizer goes far and wide. When he meets the proud Kyllikki, he enters into a bet to defeat the mighty rapids standing on a log.
