THE MYSTERIOUS AFFAIR AT STYLES
"My good Dorcas, it is necessary that I should know every detail of that quarrel as fully as possible. Do not think that you are betraying your mistress's secrets. Your mistress lies dead, and it is necessary that we should know all—if we are to avenge her. Nothing can bring her back to life, but we do hope, if there has been foul play, to bring the murderer to justice."
"Amen to that," said Dorcas fiercely. "And, naming no names, there's one in this house that none of us could ever abide! And an ill day it was when first he darkened the threshold."
Poirot waited for her indignation to subside, and then, resuming his business-like tone, he asked:
"Now, as to this quarrel? What is the first you heard of it?"
"Well, sir, I happened to be going along the hall outside yesterday"
"What time was that?"
"I couldn't say exactly, sir, but it wasn't tea-time by a long way. Perhaps four o'clock—or it may have been a bit later. Well, sir, as I said, I happened to be passing along, when I heard voices very loud and angry in here. I didn't exactly mean to listen, but—well, there it is. I stopped. The door was shut, but the mistress was speaking very sharp and clear, and I heard what she said quite plainly. 'You have lied to me,
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