“Do not lose an instant. And, above all, take care of yourself in the meanwhile, for I do not think that there can be a doubt that you are threatened by a very real and imminent danger. How do you go back?”

“By train from Waterloo.”

“It is not yet nine. The streets will be crowded, so I trust that you may be in safety. And yet you cannot guard yourself too closely.”

“I am armed.”

“That is well. Tomorrow I shall set to work upon your case.”

“I shall see you at Horsham, then?”

“No, your secret lies in London. It is there that I shall seek it.”