Lady Thunder (Pamela Sutch) and Lightning Girl (Tina Krause) return to battle the evil Dr. Sominus (G W Lawrence) and his partner in crime, The Black Ghost (Deana) who is once again teamed with Shadow Girl (Dawn Murphy). Dr. Sominus plans to spray earth’s atmosphere with chloroform, thus sending every man, woman, and child into a deep sleep. Only Lady Thunder and Lightning Girl can stop him! Or will they, too, fall victim to his fiendish plot?