It's an old underground corridor.

Someone's killing your men. I don't need the girl. I ordered to run you two out of here. Be patient. Hi Anita. Look, I need to get there in a hurry, do… What? Matrix. And I loved you, too. Put the knife away and shut your mouth. No, no, no. Let him be. I want to get Rick Masters. You couldn't leave well enough alone, co… He's my brother. I suppose you wouldn't tell me if you we…