Mising dog posters are going up around town and the dog looks just like Nugget! It turns out a rich man from Scotland lost his favorite pooch in the mountains above Goldtown. There's a reward for the pup's return— and mean Will Sterling wants the money. Jem is desperate to keep his furry best friend, but when all he can think of is for them to run away into the woods until it's safe, he may get them both into a worse situation than just having to say good-bye.