Sam Wu is NOT afraid of the dark. But it’s hard to prove you’re brave when you’re about to face your greatest challenge: camping. That means confronting terrifying things like grizzly bears, vampire bats, aliens, and the worst person in the WHOLE UNIVERSE—Ralph ZInkerman! When something starts haunting the woods, can Sam and his crew band together to become Masters of the Dark? And could they even have . . . FUN?