From the ether came mysterious messages announcing that a hitherto unknown Englishman had conquered space, flown to Venus, and is now on his way back to Earth. The fact that science's most highly developed range and frequency finders are unable to pinpoint the actual source of the voice is looked upon as absolute proof that they are hearing from outer space. The aggressive and autocratic quality about the way in which the eccentric Ardath Steele makes his proclamations not only annoys Betty Travers, ace reporter on the Daily Searchlight, but also deciders her to embark on a one-woman vendetta to prove that Steele is an impostor. Even when the spaceship finally lands she remains the only sceptic in a country full of pride in its first space explorer.