This totally reminded me of the inner corridor scene from Event Horizon where Dr. Weir meets his fear. That scene freaked me the fuck out and so does this hallway.
I’m friends with the monster that’s under my bed– Eminem
Get along with the voices inside of my head
You’re tryin’ to save me, stop holding your breath
And you think I’m crazy, yeah, you think I’m crazy
Well that’s nothin’