Untrusting of outside law enforcement, some Amish in Lancaster County, PA have for many years regularly turned to a small organized group of men for protection and justice. Amish Mafia provides a first-ever look at the men who protect and maintain peace and order within the Amish community in Lancaster.
A long-held Amish secret is put in jeopardy of being exposed. As the Mennonites attack Levi's businesses, tensions arise between Alan and Doug over broken promises. Merlin continues his holy pursuit and puts pressure on Levi to pony up funds.