Based on the true story of Aileen Wuornos, a prostitute who was executed in 2002 for the brutal murders of at least 6 men in Florida. Homeless most of her life, Wuornos subsisted by working as a prostitute. In Florida, down to her last five dollars and pondering suicide, she stopped into a bar for a beer where she meets Selby. One night, after a john attacks her, Aileen pulls a gun and kills the man. Aileen's loathing for the men who pay her for sex becomes so extreme that she begins killing her customers regardless of their behavior.