The motive was not far to seek. Mr. Lionel Lydgate, about to marry, wished to silence for ever a voice that threatened to be unpleasantly persistent in its demands for money and in its threats of scandal.

But there was one great argument against that theory—the disappearance of Susan Nicholls. She had been extensively advertised for. The murder of her sister was published broadcast in every newspaper in the United Kingdom—she could not be ignorant of it. And, above all, she hated Mr. Lydgate. Why did she not come and add the weight of her testimony against him if, indeed, he was guilty?

And if Mr. Lydgate was innocent, then where was the criminal? And why had Susan Nicholls disappeared?

Why? why? why?

Well, the next day would show. Mr. Lionel Lydgate had been cited by the police to give evidence at the adjourned inquest.

Good-looking, very athletic, and obviously frightfully upset and nervous, he entered the little courtroom, accompanied by his solicitor, just before the coroner and jury took their seats.

He looked keenly at Lady Molly as he sat down, and from the expression of his face I guessed that he was much puzzled to know who she was.

He was the first witness called. Manfully and clearly he gave a concise account of his association with the deceased.

“She was pretty and amusing,” he said. “I liked to take her out when I was in the neighbourhood; it was no trouble to me. There was no harm in her, whatever the village gossips might say. I know she had been in trouble, as they say, but that had nothing to do with me. It wasn’t for me to be hard on a girl, and I fancy that she has been very badly treated by some scoundrel.”

Here he was hard pressed by the coroner, who wished him to explain what he meant. But Mr. Lydgate turned obstinate, and to every leading question he replied stolidly and very emphatically: