This gripping documentary follows Rev. Frank Schaefer as he was put on trial in the United Methodist Church for officiating his son's same-sex wedding. The Schaefer family was pulled into a movement for LGBTQ equality in the nation's second largest protestant denomination. "An Act of Love" follows Rev. Schaefer's journey from small-town minister to outspoken advocate, as well as the ongoing debate in the United Methodist Church over LGBTQ inclusion.