Limbo Underground

When siblings Iris and Morgan Longthorne are transported to their mother's tiny, sleepy hometown of Easthill, they find far more than they bargained for when they explore the ruins of an abandoned hospital. After a terrifying discovery, there's nowhere to go but down when a mysterious agent enlists them to assist in preventing frightening creatures known as the Limbo reaching the surface from their underground dwellings. It's a long way down, so be ready for anything in this sinister yet slightly humorous adventure.