How does Huck deal with the conflict regarding the King and Duke?

Surprisingly Huck goes along with the king and duke's plan up to a point. When the king and duke start trying to cheat the pretty Mary Jane out of her inheritance, Huck changes his tune. Huck Hides the inheritance money inside Peter Wilks's coffin. On the day of the auction, the King realizes the money is gone. He questions Huck, who cleverly blames the slaves who were sold.