Machiko lost her lover Yukito. Yukito's ex-lover, Sawako, appears in front of her in her sorrow. The two start living together. Little did Machiko know that this would be the beginning of her anguish and fear.
Mineva Lao Zabi is a baby in the Zabi family. Her father Dozle Zabi is a military general for the space army but is the biggest bonehead. Mineva's mother Zenna Zabi is just as dense and causes Mineva the biggest headache on a daily basis. This series follows the Zabi family and Mineva’s struggle with her parents who both have a screw loose.
On the planet Radion, representatives from many worlds have gathered to make a choice: do they allow Earth, who still believes they are the only intelligent life in the universe, to join the Galactic Union of Worlds? Many are skeptical, so a plan has been devised: Prince Planet, a Universal Peace Corps member, will travel to Earth; and disguised as a normal boy, he will help fight evil and injustice and help instill a sense of peace with the Earthlings! Alongside trusty friends, Prince Planet uses the power of his pendant for the greater good!