One day Bubba received a magic shovel as a gift. His older sister, Squirt, teased him about about it, so he said he would dig a hole right to China. And he did. Bubba and Squirt fell down this hole, and when they got back home, they covered it with sticks and leaves. Bubba and Squirt speak with their grandfather who tells them about aluxes and their magic great-great-grandfather. Then they fall to Belize.They meet Ezperanza and are enlisted to help her father excavate a pyramid and stop the thieves who have been stealing artifacts.