Only the bravest will survive what lies underneath.Thumbelina, one of the lost children of Fairendale, finds herself all alone beneath the ground of Ashvale, thanks to a Vanishing spell that transported her to the abandoned land. She carves out a home for herself, fashioning furniture from scraps of tree limbs, persisting on a paltry diet of leaves, and staying clear of the Fire Mountains that destroyed the land and its people eight years ago. All she really wants to do is return to her homeland of Fairendale, but she is too small to do anything that greator so she believes.When an unexpected visitor invades her underground cave, requesting her help rescuing a trapped toad king, Thumbelina wonders: Can she do something great?