BSO: Original Soundtrack, which refers to the music composed specifically to accompany a movie, TV series, video game or other audiovisual production. The soundtrack can include instrumental music and/or songs that are an integral part of the production, and its purpose is to complement and enhance the images and emotions that the production aims to convey. The music for the soundtrack can be composed and produced by independent musicians and producers or by specialized composers and recording studios that create music for audiovisual media. The soundtrack is a fundamental part of the audiovisual experience, as it contributes significantly to the atmosphere, narrative, and emotion of the production.