[Clara stands before the monolith but seems apprehensive to move in closer. Eventually though, she steps away from Kara to edge in nearer.]

You know about dimensional rifts? I fell through one a while back. It knocked me for one hell of a loop. It was just to a parallel world, a pocket universe. If this is anything like that, I'm not sure how we're supposed to get out.

[And then carefully, she puts her hand out toward the monolith she's standing before and braces herself for the vision.]