Regardless of how students handle the many academic challenges facing them, they all know that there will come a day when they will leave all the hurdles of scholastic achievement behind and tackle the triumphs and sorrows of true adulthood. One thing that many young people don`t realize is that this often means leaving behind the friends that have been with them through their youth.

Marika Katou, a third year student at Hakuho Girls' Academy, is a legitimate space pirate with a Letter of Marque. Between her studies, leading her school's space yacht club, working part time at Cafe Lamp, and being the captain of the space pirate ship Bentenmaru, Marika's days are very busy. One day, Marika gets a job to rob a high-class passenger ship, and she discovers that on the passenger list is Kanata Mugen, a boy who owns a "galaxy pass". Thus, an adventure featuring a hyperspace race between pirates and one young boy begins.

Characters from various games released by Falcom (e.g. Dragon Slayer, The Legend of Heroes, and Ys series) come together in a school.

Music video for the song "fake!fake!" by A Crow Is White.