"I'm not," said Sheen.

"Well, he seemed pretty much at home just now."

"I can't understand it. I'm certain I never asked him to tea. Or
Dunstable either. Yet they came in as if I had. I didn't like to hurt
their feelings by telling them."

Drummond stared.

"What, they came without being asked! Heavens! man, you must buck up a
bit and keep awake, or you'll have an awful time. Of course those two
chaps were simply trying it on. I had an idea it might be that when I
came in. Why did you let them? Why didn't you scrag them?"

"Oh, I don't know," said Sheen uncomfortably.

"But, look here, it's rot. You _must_ keep your end up in a place
like this, or everybody in the house'll be ragging you. Chaps will,
naturally, play the goat if you let them. Has this ever happened
before?"

Sheen admitted reluctantly that it had. He was beginning to see things.
It is never pleasant to feel one has been bluffed.

"Once last term," he said, "Smith, a chap in Day's, came to tea like
that. I couldn't very well do anything."

"And Dunstable is in Day's. They compared notes. I wonder you haven't