Seventeen-year-old Collin Griffith called 911 in a panic, begging for help. Minutes later, deputies arrived to find his mother bleeding in the kitchen and Collin calm, almost detached. His story of self-defense unraveled quickly, leading investigators back to Oklahoma and exposing dark family secrets and a shocking history of violence.<br /><br />Get instant access to all episodes, including premium unreleased episodes, commercial-free at swordandscale.com