The film follows a number of people in an apartment building during a night full of dramatic events and entanglements.

Cecilia is in hospital after being subjected to an attempt on her life. Her husband is called to the hospital. Cecilia deliriously mentions a mutual friend. The husband seeks out the friend.

A comedy mystery involving the composer and cartoonist Hubert Yrhage, the journalist Gary Lundberg, anticartoon campaigner Lena Lett, the mysterious Jens Myskovich and music publisher Darling Karlsson. Yrhage receives his manuscripts from an 11 year-old whose inspiration comes from the mysterious events at a boarding house where several of the characters stay.

A small-town piano teacher is shocked by the arrival of her foster daughter's biological mother, whose young lover soon follows and causes further disruption.

A woman flees to avoid rumors of promiscuity, but is trailed by a reporter who wants to expose her dark past.