Verdens førende kriminalpsykologer undersøger par, der begår mord, ved at dykke ned i sindet hos nogle af historiens mest berygtede forbrydere.
In 1991, two men break into a Buddhist temple near Phoenix and murder nine people. Initial arrests are made, but ballistics reveal the true killers: two teenagers who confess to the crime.
S4E8 42 min
