Captain Emma and Vice-Captain Miria of the "Marsenus" were a special forces unit assigned to escort the military's next-generation weapon. However, despite the mission being top secret, they were repeatedly caught in enemy attacks. Though they managed to defend the ship from intruders, during the process Emma was adversely affected by intense high-frequency waves emitted from the next-generation weapon. Just before losing consciousness, a mysterious headgear descended from the ceiling and began speaking directly into her brain. When Emma regained consciousness, a strange, overwhelming pleasure had begun to bloom within her body. Noticing the change in Emma, Miria began secretly following her—and what she discovered was Emma completely consumed by relentless masturbation… [BAD END]