What do missing socks from the dryer and vanishing keys, Bigfoot, Area 51, Elvis, and the mysterious pirate treasure at Oak Island all have in common? A lot, as it turns out in this "spy-fi fantasy thriller" about siblings Ian and Chloe Portent, who are sent to their Uncle Ogden's house when both their parents are called away on business. But going on a Bigfoot hunt is only the beginning of their adventures, which take them all over the country in search of the clues that will re-unite them with their parents.