The documentary follows social worker Dan Cohen, founder of the nonprofit organization Music & Memory, as he fights against a broken health-care system to demonstrate music's ability to combat memory loss and restore a deep sense of self to those suffering from it. Rossato-Bennett visits family members who have witnessed the miraculous effects of personalized music on their loved ones, and offers illuminating interviews with experts including renowned neurologist and best-selling author Oliver Sacks (Musicophilia: Tales of Music and the Brain) and musician Bobby McFerrin ("Don't Worry, Be Happy").