When Samantha Spinner¿s uncle Paul disappeared, he left amazing presents for her sister and brother. Samantha got ... a rusty old umbrella. Wow! So unfair, Uncle Paul. Well, it seemed unfair¿until Samantha discovered that the old umbrella holds the plans for super-secret travel. It's the ticket to danger and adventure beyond anyone's wildest dreams. But Uncle Paul is still missing. And Samantha just received a new gift from him: a pair of strange purple sunglasses. Are they another powerful present? A clue to his whereabouts? Or just a bad fashion choice? Samantha and Nipper need to figure it out fast, because ... here comes the SUN!