[Peter appears outside door right, pulling it to him.
Peter (off). Leave your coats here. Excuse me. I'll—I'll just close this door and keep the cold out till you're ready.
[He enters rapidly, opening the door as little as possible, and closing it quickly, putting his back to it. The manouvre is not, however, executed fast enough to prevent Jones peering over his shoulder as he enters.
Peter (standing against the door). It's not your brother.
Glad, (dryly). I gathered that. I'd better go without him.
Peter (agitated). You can't. That's the only way out. They'd see you.
Glad, (surprised). I don't mind.
Peter. They mustn't.
Glad. Why not? Who are they?
Peter. Constituents.