From space the message which is carefully coded arrives. The signal says that Earth threatens the planet danger. Soon to its surface there will arrive newcomers, and they are obviously not ready friendly in relation to people. On combination of circumstances, the company from 4 very different friends will become witnesses of the crash of the spaceship. Onboard children find parts of special equipment. Each of heroes with impatience tries on on himself mysterious objects. So guys become owners of special devices in the form of a helmet, the special handle, a laser protector for a brush and of course one pair of "footwear".
Having sorted surprising good and having divided among themselves, young people did not think that the governments will draw attention. Now they should make a superdifficult task contact with alien race and to strike back in case of attack. Adam — the true professional of military science begins to train all company. He has to set narrow-minded owners of space equipment on a right track of protection of the country, having taught features of use of "alien things". In process of trainings children feel unity, and learn more about properties of that equipment that they got by the ship.