The evil empire, Shadow Line appeared to cover the world in darkness. Five childhood friends who have great imaginations were selected as the ToQgers to fight the Shadow Line.

The Kikaika (literally mechanization) Empire invades our solar system, and in a matter of moments they take over and convert Neptune, Uranus, Saturn, Jupiter, and Mars, and set their sights on Earth. However, one thing stands in their way. Earth's ancient protector and soldier of light, Eldran. To fight this menace he gifts a 5th-grade class with 3 huge robotic dinosaurs, with the power to merge and form the giant robot Go-Saurer, which they then can pilot and use to stop the Kikaika Empire's advances.

Chousoku Henkei Gyrozetter or Chō Soku Henkei Gyrozetter (Hyper Speed Transformation Gyrozetter) is a multimedia franchise created by Square Enix that has so for created a transforming Japanese arcade game, a manga series written by Ryutaro Ichmura and illustrated by Teruaki Mizuno, and an anime series by A-1 Pictures on the Fall 2012 Anime lineup.