Standing against evil and defending justice is Sailor Grace, alongside Tuxedo Fighter who comes to her rescue in times of crisis. The evil organization known as Death Beayer focuses all efforts on defeating Tuxedo Fighter in their quest to dominate the world. As part of their strategy, they devise a plan to trap Sailor Grace and secretly brainwash her without Tuxedo Fighter noticing. Appearing before Sailor Grace is actually a fake Tuxedo Fighter. Gradually, she begins to suspect something is wrong, shaking the trust between the warriors of justice. Can Sailor Grace uncover the enemy's malicious scheme and return to the path of righteousness?!