If I were going to lie about it, I'd make up a better story.

[That's a little short, and she looks down at her drink for a moment, before sighing and putting it down on the table as she stands up.]

I'm not going back in there. Once was enough. We let the door shut, so it's probably locked again, but... I can show you the door. It's the one between the elevators and the employee lounge on the first floor.