She has fooled him too long.
The conservatory at the end of the lesser ballroom leads on to the balcony outside, and at the end of that is another and larger conservatory, connected with the drawing-room.

Towards this he would have led her, but Tita, in the middle of the balcony, stops short.
"But I want to dance," says she.
That far-off house, full of flowers, seems very much removed from the music.
"You have been playing tennis all day," says Rylton.

"You must be tired.

It is bad for you to fatigue yourself so much.

You have had enough dancing for awhile.