During a scientific expedition on Mars the boy Gardner Elliot is born. To a regret, his mother died at childbirth, and there was to send baby to Earth no opportunity as his heart wasn't adapted for gravitation, and he could not endure flight. For sixteen years it grew in an experimental colony on Mars under continuous supervision of experts. Only by means of the Internet he received information on our planet, and exactly thanks to it could get acquainted with the terrestrial girl. They started corresponding and quickly enough found a common language. And now Elliot flies to Earth to meet it.