"Some strange fellows are following me, spying upon me, my boy," said the man who now doubted all men but one, on earth, and who was fast falling under the spell of his dreamy adoration of an utterly unknown siren.
"It matters not who they are or what they want.

I wish you to follow me up, with a good deal of care, in my evening wanderings, and shadow these spotters.
"There is a new hundred-dollar bill ready for you when you find who they are, and where they come from, and who they report to.
You can keep hovering around at a safe distance, and never address or notice me.

Spend what money you like in following my evening rounds.

I'll repay it all.

I am going to lead them a merry dance.
Every day, before I leave the office, I will give you a different rendezvous, up to midnight.