How, like the details of something seemingly impossible are likely to be recreated. Eleven sweeps a dubious look over- over Five- not particularly interested in this line of questioning but feeling a touch more steady for it. He hasn't been able to talk to anyone about this for months.

"There was.. a tower," he answers haltingly, fumbling for where to begin an explanation. "All time passes through it and crystallizes into a sphere." All things considered, it's a decent oversimplification, and given how beyond him the precise mechanics are, it works.

"It can be broken by.." Eleven's hands jump together and tighten. "Well, a certain sort of power."