Pensioner Brockmann and his friend Agathe Skram is visiting the widow Halvorsen in Tøyengata in Oslo. They are enjoying themselves with their morning coffee and Nitimen on the radio. Sadly their enjoyment is interrupted when they witness a murder when they look out the window in the house across the street. The Police claim the death is due to natural causes, however the retired Investigator Brockmann thinks the death seems suspicious, and does more thorough checks. Soon, Helmer and Sigurdson gets a new murder case to investigate. The clues point to an unknown, mysterious, bald man.