Infamous burglar "The Bat" commits a daring jewelry theft despite heavy police presence. Soon after, a bank theft occurs, which may be the work of the criminal as well. Meanwhile, Cornelia Van Gorder has various people arrive at her old mansion, including her niece, Dale, a bank employee, and police detective Anderson. When guests start turning up dead, Cornelia begins to suspect that The Bat may be lurking around the estate.
Daily life at men and women's prison units where baseball and the marching band are serious business. Two prisoners escape in order to help paroled Steve from being blackmailed by his girlfriend's ex-partner-in-crime.
Convicted of manslaughter for a drunken driving accident, Kent Marlowe is sent to prison, where he meets vicious incarcerated figures who are planning an escape from the brutal conditions.
Lulu is a young woman so beautiful and alluring that few can resist her siren charms. The men drawn into her web include respectable newspaper publisher Dr. Ludwig Schön, his musical producer son Alwa, circus performer Rodrigo Quast, and seedy old Schigolch. When Lulu's charms inevitably lead to tragedy, the downward spiral encompasses them all.
Jean and Marise, young lovers forced from their homes, flee to Paris. Irrevocably separated there, their lives deviate into the slums and hard labor of low-class French society. All the while, the two desperately search for one another.