"I am the Procurator Fiscal. The police make the actual enquiries. They have done everything they could."
"'They have done'? Do you mean that they have stopped looking for the murderer?"
"Certainly not. They are still enquiring; not that it is likely to be much further use."
There seemed to be a sardonic note in his last words that deepened Cromarty's frown and kindled his eye.
"You mean to suggest that any conclusion has been reached?"
"Nothing is absolutely certain," said Simon.
Again the accent on the "absolutely" seemed to rouse his visitor's ire.
"You believe this story, do you?"
"If I believed it, I should order an arrest. I have just told you nothing is absolutely certain."
"Look here," said Cromarty, "I don't want to crab Superintendent Sutherland or his men, but you want to get somebody better than them on to this job."