His purpose of using for his own advantage the combination of these two ideas was seen later in the day.

Oolanga secretly followed her home.

He was an expert at this game, and succeeded admirably on this occasion.

He watched her enter the private gate of Diana's Grove, and then, taking a roundabout course and keeping out of her sight, he at last overtook her in a thick part of the Grove where no one could see the meeting.
Lady Arabella was much surprised.

She had not seen the negro for several days, and had almost forgotten his existence.