In film, the filmmaker sites the audio of the human voice (or voices) over visuals shown to the display screen that might or might not be related to the phrases that are now being spoken. For that reason, voiceovers are sometimes used to generate ironic counterpoint. From the start Synthesys https://keeganghhhf.bcbloggers.com/29359864/5-simple-statements-about-ivr-voice-over-explained