There was no longer any reason to refrain from talking about the treasure.

I asked him about the treasure and why he would not let the other white men look for it.

Clearly, someone had found out about the map and the treasure it revealed.

But the truth about the treasure is dangerous and deadly.

"You're thinking about the treasure, and this cave will be coming down on our heads any moment!"

They probably heard rumours about the treasure and came down from the north.

No; I mean about the treasure being still on board the ship.

He was sure that they were talking about the treasure.

Then it dawned on me that she knew about the treasure as well.

After all, I'm the one who found out about the treasure first.