In the center of the plot of the art drama "Manglehorn" an elderly man named AJ Manglehorn. He lives in a small provincial town, and leads an unremarkable lifestyle. AJ owns a small workshop for making keys and repairing locks. His services are constantly in demand, because accidentally slammed the door of the house or car is not uncommon, and everything else, he is a true professional. But none of the clients even realize what a turbulent past he has behind him. Once upon a time, Manglehorn was a fairly well-known safecracker in criminal circles, who could open any lock. But once in his life there was a girl who forced the hero not only to think about his life, but also faced a difficult choice…