I think this song is about having inner demons (depression, rage, etc.) and about how many people cope with it, by just not looking inside, and the anxiety that comes with that “he’s watching you.”
The idea of “when he’s killed you he’ll just kill more” may represent the fact that once you let your...
Don't look inside
Don't look inside yourself
There's someone watching you, watching you
Don't close your eyes
Keep them open wide
He'll kill you when he's through, watching you
You run, and you run
Right for the door
When he's killed you
He'll just kill more
He'll just kill more
Don't look inside
Don't look inside yourself
There's someone watching you, watching you
He's watching you