Follows Toka Kuroitsu, an assistant researcher in Agastya's Superman Research and Development Department. On a daily basis, the young woman develops new technologies and features that will allow the fighters of the evil secret organization to face the heroes who seek to protect the world. His days are notably punctuated by the increasingly far-fetched and unrealizable demands of his superiors, and the need to obtain convincing results within the time and budget allotted to him! And of course, the holidays are an unattainable sweet dream in her eyes.