Franz Biberkopf has served four years in prison. His return to normal life is not successful.
On return from Europe Dr. Decker foils glamour girl Georgi from jumping overboard. At Decker's suggestion to keep busy, she assists at his clinic in the slums.
A psychological drama based on the popular Jekyll and Hyde theme involving a strict legal official. Based on the 1893 play "Der Andere" by Paul Lindau.