[DeepL Translation - needs review] Introduction to Volume 1: Jack and Annie are good friends who live in Pennsylvania, USA. One day, they found a mysterious treehouse in the forest on top of a big oak tree. While looking at a book about dinosaurs inside, the treehouse suddenly starts to spin around and around, and before they know it, they have wandered into the real age of dinosaurs. The treehouse turned out to be a magical time machine that allowed him to cross time and space to the world ...
