Assuming guards are friendly, exchange useless items for ammunition/other supplies.[/quoteObservation before making an assumption.Observe for a while.
Question the two armed men as to what is so important about this place.
The man from earlier says"Heh, what's so important? Buddy, you're lookin' at the one and only New York Emergency Transit station, New York's gone to stuff, and this'll take ya somewhere else." He sticks his hand out "Sean Owen, how ya doin'?"
"Well, you'll see when we get there"He opens up the door on the cart"Hop in"
"Haha, well, I see someone's playedthe uh..whatdoyacallit...Metro 2033!yeah....Yep, built in a matter of weeks. Pretty amazin' if you ask me."
"Naw"He takes the magazine out of his submachine gun, inspects it briefly, then inserts it back in