This is a song that urges people to get out of the cave allegory they live in.
It's a cry out for help - the route our planet is taking, the hate being distilled on social media, all of that. It portrays a reality in which people only talk badly because that's what they're automated to do now.
The director portrayed the band’s performance as a visual analogy between the real and the dark side of the human being. Meaning that everyone carries an obscure feeling inside, either good or bad.