When a young Arizona businessman is found slaughtered in his bathroom, friends point police towards his on-again off-again ex-girlfriend. Facing the death penalty, Jodi Arias takes the stand for an unprecedented 18-days in an attempt to explain how the brutal killing of her ex-boyfriend was self-defense.

When a parolee is bounced from his job, he seeks retribution on a peaceful, unwitting community when he kidnaps, tortures and kills a mother and caregiver. Scott Nelson takes the stand to give a convoluted explanation on why he blames his parole officer for his seemingly random decision to kidnap, torture and kill a local Florida woman.