Ten-year-old Akiko has an unexpected adventure when she is whisked away to a distant planet and put in charge of the rescue mission that must search for the kidnapped Prince Froptoppit.
Fifth-grader Akiko's old friends from the planet Smoo return to Earth to take her to see an intergalactic zoo, where she has a harrowing adventure with a winged Zullziban girl.
Fifth-grader Akiko renews her acquaintance with her friends from the planet Smoo when they whisk her away to the Zarga Baffa Training Camp, where she must deal with mud, misery, and a training master who is out to get her.
Sixth-grader Akiko and her friends from the planet Smoo travel to the upside-down city of Gollarondo where an accident befalls Gax the robot and a search begins for all his missing pieces.