young inmate who was also driven to kill. and his story was absolutely chilling. >> i broke my hand with a butcher knife. a hockey massing, some brown boots. they said i had bottled up anger, mad at my mom, so i figured i'd kill. i wanted to kill my mom. i figured i'd kill her sister and slowly kill her emotionally. >> luis ramon was 15 at the time of the murder. when we met him six years later, he told our producer he relates with two notorious and fingsal killers. >> i believe i become a killer like malcolm and jason voorhees on friday the 13th. i'm fascinated the way they work. i heard voices like jason. they told me how to kill people and when to do it. the devil, i was possessed with the devil for six years.