The series finale of Under the Banner of Heaven concludes the true story of Brenda Lafferty’s murder, with the extent of Ron and Dan’s crimes finally being revealed.

Under the Banner of Heaven’s true story takes a deep dive into the brutal murders of Brenda Lafferty and her infant daughter Erica at the hands of her brothers-in-law

With the series also including flashbacks to violent events in Mormon history that the perpetrators claim are the will of God, Under the Banner of Heaven episode 7, "Blood Atonement."

Under the Banner of Heaven episode 7 catches up to the timeline of Dan and Ron Lafferty committing the murders of Brenda and Erica, with the brothers claiming the action was a command from God.

In reality, the murders were done on behalf of jealous rage and anger at Brenda for defying the brothers’ dangerous beliefs.

Under the Banner of Heaven then sees Detectives Pyre and Taba chasing after Dan and Ron in Nevada, where they find the brothers hiding out in a casino.

Dianna is eventually found safe with her children, whereafter she saves Dan’s wife Matilda from a terrifying fate with the Lafferty brothers.

. Here’s a breakdown of the true story featured in Under the Banner of Heaven episode 7 compared to what actually happened in real life.