The theme was composed by Gustavo Santaolalla for Naughty Dog's 2013 game The Last of Us, where his sparse guitar and ronroco playing became the musical identity of Joel and Ellie's journey. Santaolalla, already known for film scores, gave the post apocalyptic story a human, worn sound instead of a large orchestra. As the game grew into a franchise and later a television adaptation, the motif stayed attached to its most emotional moments. Online, editors reuse the short excerpt as shorthand for grief, survival, and quiet goodbyes.