While exploring his new surroundings, that baleful St. Bernard, Beethoven, "digs up" a dirt-smudged $10 bill. When it turns out that the money is part of a 1920s fortune, a frenzy strikes Quicksilver, and the race is on to find the long-lost loot. Suddenly, everyone wants to be Beethoven's best friend, hoping he'll lead them to the cash, but is anyone really prepared for what may be hiding in the woods?