Air Defense for UFOs

A sudden strike is always terrifying. And if it’s delivered by aliens from the depths of outer space, the chances of repelling it are practically none. After terrible explosions, the ruins of the largest cities are smoking, battle lasers fire from orbit, UFOs rule the sky, and enemy troops roam across the planet as if it were their own home. Cousins Svyatoslav and Stanislav Kraezhogovy—who, while fishing, saw an unknown flying object destroy a helicopter in midair—understood one simple truth: if people surrender, they’re doomed. Their hands grow from the right place, so once they start by making homemade weapons against the aliens, they become indispensable helpers to scientists and designers building an air-defense network across Earth. Air defense against UFOs…