"A Falconer's Memoir" follows author, environmentalist, and falconer Dan O'Brien as he endeavors to restore peregrine falcons to the Bear Butte region in South Dakota. The documentary captures his experiences training a falcon named Thelma Louise, reflecting on the challenges posed by environmental changes, and exploring the deep connection between humans and nature. Set against the backdrop of the Northern Plains, the film offers insights into the life of a modern falconer and the intricate bond shared with these majestic birds.