Seina Yamada is so unlucky that when he stumbles upon a recruiter looking for his senpai Tenchi, he is taken in instead. Forced into the Galaxy Police, his luck begins to change. A natural at randomly jumping near pirates, he is assigned a decoy to draw out the attackers. His luck brings him into the lives of four women who cancel out his bad fortune, turning it into good. Armed with this luck, they pilot the most powerful ships in the Tenchi Universe to defeat the Da Ruma pirates. Now the only uncertainty is whether the sexy Amane Kaunaq, a former model turned GP detective; sturdy Kiriko Masaki, who has known Seina for years; the mysterious Ryoko Balta, a former pirate named after the le…