Nicole Kasinskas - The straight-A student from Nashua, New Hampshire fell for a guy who soon drove a wedge between her and her mother, who until that point was the most important person in her life. After being denied permission to live with her boyfriend, they punished her mother by bludgeoning and stabbing her to death. Nicole was sentenced to 40 years in prison while her boyfriend was sentenced to life without parole. Constance Kent - In 19th century Great Britain, Kent was furious at her father for cheating on her dying mother with the governess, Mary, whom he marries after Constance's mother died and had a young son named Francis with. She got revenge towards Mary and her father by slashing Francis' throat and disposing of him in an outhouse. She later confessed to a priest and was arrested. She was sentenced to life in prison, but was released in 1885 and became devoted to the church. She died at the age of 100. Belinda Van Krevel - After her brother Mark was arrested for viciously murdering two people, Belinda blamed their father Jack for treating them badly, and when her brother got a life sentence, Belinda took revenge by having her brother's best friend Keith Schreiber murder Jack in Wollongong, New South Wales. Belinda was sentence to six years in prison, but was released after serving three years. She was later arrested and sent to prison again in July 2013 for stabbing her boyfriend.
