On October 17, 1987, an unstable attention seeker met a serial rapist and abuser at a hotel restaurant. They would then go on to rape and kill three young women without a second thought. Karla Homolka and Paul Bernardo were ruthless abusers that put on a perfect facade, much like their nickname: the Ken and Barbie Killers. One of them even walks free today. Did their relationship trigger something inhuman in them, or were they always destined to kill?