When Oliver asks his friend Nate the Great to find his lost weed, Nate can't say no. This isn't just any weed. It's a Superweed that Oliver bought from Rosamond's Adopt-A-Weed sale. First Nate must figure out where to look for the weed. Together with his trusty dog Sludge, they search for clues in the woods, the park and even the library! But is the biggest clue right under Nate's nose?