action
I hope not. But I'd rather have you know how to use it and not need it, then need it and not know.
[he motioned for Ruby to follow him out the back door, pulling the box with the key in it out from his back pocket]
Since you've already been in the bunker with Dean, I don't need to give you the tour. But there's only one key in, so you need to guard it with your life.