As alien forces launch relentless assaults through sudden wormholes, humanity stands on the brink of annihilation. Ryuusei awakens from long stasis within a vast underground cavern, wielding a remarkable device that turns imagination into tangible power and leads a dramatic counteroffensive to victory. One year into global rebuilding, he assumes leadership of Earth's Defence Force and begins assembling a specialized team of capable young women, each motivated by personal stakes to join him in protecting the planet from renewed threats.