Dink , Josh, and Ruth Rose found money on Squaw Island and want to return it, so they give it to Officer Fallon.
The kids found Happy Heart dog food boxes filled with money inside a secret room.
Officer Fallon told Dink , Josh , and Ruth Rose that the money is counterfeit, and that they shouldn't go back to Squaw Island .
The kids saw Mr. P and a man trade a Happy Heart Dog Food box and a check.
Dink, Josh, and Ruth Rose see Mr. Bent and Mrs. Bent cooking outside of the shed, and they decide to leave them a note threatening the Bent's that they will go to the police if they don't meet them on Squaw Island.
The Bent's are arrested as the counterfeiters ,and josh gets to keep their dog, shorty.