diegetic

adj

1. (not-comparable)Of or relating to diegesis; existing within a fictional universe (rather than as background), and able to be perceived by the characters.

   “diegetic music”

   “Camille is the hyperactive DJ of her own life, queuing up tunes on her cracked iPhone when on drives, in bed, and in the bath. Her stepdad plays piano, and the town’s social life revolves around a karaoke bar. Almost always, the soundtrack is diegetic: Viewers hear the same thing as the characters do.”