When Archie stumbles upon a gift-wrapped pizza in the forest, he wonders who would possibly leave a perfectly good treat just lying around? So he does the only sensible thing and buries it so he can dig it up later for dinner! But with tummy rumbling, Archie discovers Reddie is trying to solve a mystery. It seems she's found a pile of dirt and wants to get to the bottom of it! Will Archie attempt to derail her investigation? You bet! But will he also ultimately fess up and share the cheesy goodness with Reddie? And who left that present in the forest anyway? It's all a mystery, and you'll have to read to find out what happens!