Sally and Peter, a teenage pair of best friends from the peaceful outer space nation of Hapis, embark upon an adventure to remember. Their very first journey to the tyrannical realm of inner space, where they find brother and sister, Adam and Margaret. These two having a very different childhood within the inner space region soon realize that their new friends have a lot to teach them about the true nature of their reality, the lands beyond and the real meaning of "outer space". The group finds themselves under the close watch of the secret draconian inner space overlords who don't take too kindly to any unwanted visitors or any inner space humans knowing of their oppressive reign.