Plot Summary:Absolutely fearless, strong as a man, and the wife of a Master-Crook, \"The Tigress\" steals the child of a wealthy man and lavishes upon it all the wealth of mother love in her ferocious nature. She becomes the leader of the gang and rules them with an iron will, while bringing up her adopted son in total ignorance of the other side of her life. Eventually, the police round up the gang and arrest The Tigress. Scornful to the end, she confesses everything, kisses her adopted boy for the last time, and dies by her own hand.