When they return for their own hometown of Willows, her sisters and barbie, Skipper, Stacie and Chelsea, and also their adorable puppy friends find experience and puzzle. The sisters find that an old map, also believed to result in a treasure buried from town while going through mementos from Grandma's attic. Together with their puppy pals in tow, the four girls go on the way discovering the greatest treasure of all is!