A boy named Takuto Tsunashi, swam from the mainland to a small island to make a difference in his life. After making friends with Sugata and Wako who rescued him, Takuto enrolls in the local school and gets himself involved in a conflict with the secret organization "Kiraboshi Juujidan", that kidnap Wako as part of their plan to take control of the island's secret treasure.

Professor Green, the school's nurse and leader of Kiraboshi's science division is determined to infatuate all guys of the school with the aid of a powerful love potion and her special ability of returning temporarily to a teenager state. After failing to capture Takuto's heart, she fights it out with him in Zero Space.

Reiji shows his true colors and uses the powers of his cybody to hijack Samekh and restore all cybodies Takuto defeated to put them under his control. The other members of Glittering Star regain control of ther cybodies and confront Samekh just to be easily overpowered by it, and it's up only to Takuto to put an end to his father's ambitions and rescue Sugata.