FantasyMysteryYoung Adult
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What if nothing was as it seemed? What if the ground beneath your feet was not made of solid earth and stone but had been hollowed into hundreds of tunnels and passageways? What if there were mysterious forces in these tunnels, mere inches below you as you sit in class or eat a banana? What if it were up to just two kids to stop these forces? What would it feel like to know the fate of an entire town rested on your shoulders?
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Editions
9 editions · 2 languages- Paperback · English · 2019Yearling · 352 pages · 9781524764197
- Paperback · English · 2019Scholastic · 320 pages · 9781407185477
- Hardcover · English · 2018Scholastic · 354 pages · 9781407185460
- Other · English · 2019LiftersRandom House Children's Books · 9781536454796
- Other · English · 2018Knopf Books for Young Readers · 352 pages · 9781524764173
- Other · English · 2018LiftersScholastic · 9781407188119
Detective and mystery storiesUnderground areasMagicJuvenile fictionFriendshipTunnelsChildren's fictionSupernatural, fiction