Having been called in to investigate a case involving a girl named Missinie, Kei and Yuri are on the trail of a new case involving a young girl named Missinie, but upon their arrival to the planet Ookbar they find their contact murdered. AJ Development wants to put a stop to the investigation and orders them off of the planet - however, they are pointed in the direction of the forest of Nolandia. Crash landing at their destination, the dynamic duo discovers illusions and strange creatures that shouldn’t exist. Now, Kei and Yuri must track down Missinie and get to the bottom of the mystery.
Armed with five female crewmembers, a full arsenal of weapons, and a holographic AI computer, the pirate ship Sol Bianca sets off across the galaxy to fight the Tres space force, save a young boy named Rim Delapaz and his civilization from destruction, and take down a universally powerful dictator Batros. All this for what? Treasure of course.