When Haruka Amami auditions for the Idolmaster Project, she THINKS she’s trying out to be a singer. Instead, her career is going meteoric and you won’t believe the rocks she will roll! Haruka is now a pilot candidate for an iDOL—a robot that intercepts moon debris. When she pilots Imber, she questions the nature of the iDOLs. The mysteries mount, the competition is furious and the mission to save Earth is on!