[After having nearly died twice in the cistern Ruby was feeling about the same about being stuck underground. Ruby blinks as she points to the door.]

...I think bamboozling that's last thing any of us need right now.

[And she approaches the door without a thought and pulls at the knob.]

Uh- Great. It's locked.

[And then she starts to pull harder, jiggling the latch as best she can.]

It's really locked-

[Okay. Pressing her feet up against the wall and just yanking on the door.]

I think I've almost got it!

[She does not.]