We know nothing of him, except that he said he'd come to Hull on business.
He may have been shot for all sorts of reasons--private, political.

We don't know.

But--mark me!--if his murder's connected with the others, if it's all of a piece with my cousin's murder, and that French girl's, why then--" He paused, shaking his head emphatically, and the other two, impressed by his earnestness, waited until he spoke again.
"Then," he continued at last, after a space of silence, during which he seemed to be reflecting with added strenuousness--"then, by Heaven! we're up against something that's going to take it out of us before we get at the truth.

That's a dead certainty.

If this is all conspiracy, it's a big 'un--a colossal thing! What say, Fullaway ?" "I should say you're right," replied Fullaway.