Liisa and the renowned composer Raimo Kaarna are fond of each other, but in Kaarna's family history, everyone does not accept the relationship. In addition, Liisa has her own doubts, and a secret that does not endure the daylight.
Bicycle factory director Wallensjö regularly fires his bookkeeper Gunnar, who has taken a liking to Wallensjös daughter Maj, and uses a baby left on hos brother's doorstep to trick Wallensjö into believing they've become parents.
Maria, who's called Raggen, is one of a total of 9 daughters in the family. For a birthday present, Raggen gets a trip to Paris.
