Behold. Our cat overlords have begun to fortify themselves in massive, impenetrable cardboard citadels, perhaps in preparation for the coming attack they plan to launch on our human world. We must now regroup, assess our resources and determine how many of us might survive their impending assault.

This genius of this video is not just that it's kittens basically living in their own duplex—it's that the whole thing is scored to some kind of Game of Thrones-type music. That's some next level cat video shit.