The film is a portrayal of the Swedish Prison Service, told by an inmate Lasse and art teacher Björn, who will do anything to help him. Lasse is on leave drinking heavily. He is returned to prison, placed in solitary confinement. After an intense letter and press campaign from Björn, the prison authorities agrees to move Lasse to an institution where psychological treatment exist. Lasse is now starting to develop his artistic talents. He writes poems and paints. But soon he comes into conflict with the staff and is returned to prison. Björn renews his efforts to help Lasse.