When the city is attacked by aliens who are hunting for energy, the Knight again soars into the sky to save the Earth.

Modern electric trains replaced the old diesel equipment, and Vityaz was sent to the reserve. But when the city is attacked by aliens who are hunting for energy, the Knight again soars into the sky to save the earth. On new bends he is helped by good old friends and the liner Lightning, with which he again falls in love as a boy.