Tim Falconer, a self-confessed "bad singer," is one of only 2.5 percent of the population that has been afflicted with amusia, ie: he is scientifically tone-deaf. His quest to understand the brain science behind tone-deafness and to search for ways to retrain the adult brain. He is tested by numerous scientists who are as fascinated with him as he is with them. He also investigates why we love music and deconstructs what we are really hearing when we listen to it. Throughout this journey of scientific and psychological discovery, he puts theory to practice by taking voice and breathing lessons with a voice coach in order to achieve his personal goal: a public display of his singing abilities.