Berlin Alexanderplatz

What is Berlin Alexanderplatz about (plot, summary)
In late-1920s Berlin, Franz Biberkopf is released from prison and vows to go straight; however he soon finds himself embroiled in the city's criminal underworld.
In late-1920s Berlin, Franz Biberkopf is released from prison and vows to go straight; however he soon finds himself embroiled in the city's criminal underworld.