The control station of the Stellar Slayer warped to the frontier of the Seven Star, with the docked Odette II. In order to save her yacht club friends and mother Ririka, Marika chased with Bentenmaru. The one waiting for them is the prominent figure of the Pirate Guild, the female frontier pirate Muller. From the appearance of the pitch black ghost ship Kokuchou as the trigger, the action surrounding the Stellar Slayer ends here. The 6th hit of the light novel series of which an anime is being produced.