Aoba Kamishiro, who works as a computer class instructor, was once a warrior known as "Blue Lightning" who protected Earth's peace. Howls, a high-ranking member of the space crime organization Grotes who once battled her father, still harbors deep resentment over his past defeat. This hatred now drives him to target Aoba herself. But behind his actions lies a grand scheme to destroy Earth, forcing Aoba to confront its shocking truth...! [BAD END]