"Keep still!"
In spite of this warning, Tom was himself the first to break the silence.
"Perhaps they've abandoned her."
"Then where can they be?"
"Do you want to know real bad?" asked Tom.
"Yes!"
"Well, you're good at following a night trail; just you follow that one back into the island, and you'll stand a fair show of seeing where they are."
This was humor, and Jo grinned appreciatively.
"Where is the gun?" Tom asked, presently.
"I have it; what are we going to do?"