Based upon true events and the novel by Gabriel Scott about terrible conditions in a foster family.

Egon returns from prison with the key to a big heist, a hidden Nazi-treasure. The Olsen Gang finds the location of the treasure, but problems arise when the international criminals Carina and Ricco shows up.

The good priest gets a mystery to solve on his way home by ship to Oslo. A crew member dies, with a final wish to help Makken, and deliver a gold watch to Lily. But Lily denies knowing the man, and is scared when she hears the name Makken.

" Broder Gabrielsen " in its time awoke a major debate , and already during the shooting of the film went high waves in the press . The film points a strong warning against religious fanaticism and against contemporary preachers, and it met then also strong opposition from some of these . In the film we meet the piecemeal lay preacher , Brother Gabrielsen ( ALF MALLAND ) , who discovers how modern music , rhythms and ecstasy gives great success when it comes to getting listeners to his preaching . He will soon get his big break , and keeps ecstatic revival meetings with tongues and " healings " through prayer . It ends in discouragement and defeat then wonders absent for Gabrielsen , and personal tragedies for those who were misguided .