the footman. Good-night, sir.

He goes. trebell's demeanour suddenly changes, becomes alert, with the alertness of a man doing something in secret. He leans out of the window and whispers.

trebell. Amy!

There is no answer, so he gently steps out. For a moment the room is empty and there is silence. Then amy has flown from him into the safety of lights. She is flushed, trembling, but rather ecstatic, and her voice has lost all affectation now.

amy o'connell. Oh . . oh . . you shouldn't have kissed me like that!

trebell stands in the window-way; a light in his eyes, and speaks low but commandingly.

trebell. Come here.

Instinctively she moves towards him. They speak in whispers.

amy o'connell. He was locking up.