Over three days, more than seventy classical musicians file into a recording studio alongside a large team of sound engineers to lay down a film score from scratch. The film follows the session work itself: microphone setups, conductor cues, take after take as sections are refined and mixed, capturing the unglamorous mechanics of turning written notation into a finished recording. It builds toward a sold-out public performance of the completed score, giving the project a clear endpoint and letting the audience hear the difference between the raw studio takes and the live result. There is no narrator pushing a thesis here; the interest is in watching a large ensemble and a technical crew coordinate under time pressure to get a score right. For anyone curious about how orchestral music actually gets recorded for film, rather than how it sounds once finished, this is a straightforward, hands-on record of the process from first rehearsal to concert hall.