TEK-053 Heroine. Asuka Miyama is a beautiful female teacher. Today, as usual, she woke up after an alarm. Struggling to find her glasses, she suddenly dropped her watch. Somehow, Asuka caught the watch at an incredibly fast speed. Then Asuka saw a strange ring that had been placed on the table for some time. From that day on, Asuka noticed that she seemed to have some strange superpower, she could sense evil forces surrounding her and read other people's thoughts. Asuka was aware that she would carry out the mission of protecting peace for her beloved city and her lover, the school physiology teacher. And from there, a female warrior of justice appeared.