It is the thirty-first century. Ulysses killed the giant Cyclops when he rescued the children and his son, Telemachus. But the ancient gods of Olympus are angry and threaten a terrible revenge: Ulysses is sentenced to travel through the universe of Olympus with a frozen crew on a quest to find the Kingdom of Hades. Only when he has found the Kingdom of Hades will his crew be free of their curse and he will be able to return to Earth and to his beloved Penelope. (Source: AniDB)

Mito isn't just another space pirate, she's a three foot tall childlike alien with enough guts to outshine a supernova. She's known as the galaxy's most dangerous pirate, a wanted criminal who destroys a dozen police space cruisers every day before breakfast. But all she really wants is to be called Mom. (Source: ANN)

Aoi was raised as a normal boy on Earth. Little did he know he was the heir apparent to Mito, the Queen-turned-Space-Pirate of an alien race that chooses their sex at puberty! Aoi fell in love with Mutsuki, the police officer who was chasing Mito, and the three of them saved the Universe. The only side effect was that Aoi blossomed into a beautiful young woman. Now a malevolent entity calling herself the true Queen of the Universe appears with enough power to destroy entire planets. Aoi must defend her new throne, but she needs Mutsuki's help. Mutsuki must come to terms with her own feelings for Aoi so they can defend Earth together and become the galaxy's first royal pair of queens.

Giant robot Daikengo flies through space to re-establish galactic peace; on-board prince Ryger, who ran away from his planet Emperius to defeat the menace out of his reign borders, in order to save his people; Cleo, corrupted prime minister's daughter, help him along with two nice little robots, Anike and Otoke. They fight evil Lady Baracross, leading invasion forces, with her assistant Roboleon, wearing a Napoleon style hat. Daikengo is the first robot with scuttles on his mouth. When he opens them, his vampire style teeth are shown and he can spit fire. (Source: ANN)