The kids give chase down a twisty spiral stairway and find themselves in a strange and magical world below. Most surprising of all, it seems that their great-grandfather, who was an inventor and puzzle maker, was there before them – and he's left some unfinished business.
Now it's up to Em and Navin to figure out how to set things right and save their mother's life!
About the Author
Kazu Kibuishi is the founder and editor of the critically acclaimed Flight anthologies, as well as the creator of COPPER. He lives in Alhambra, California, with his wife and fellow comics artist, Amy Kim Kibuishi, and their son. Visit him online at www.boltcity.com.