Alternative Earth. When trying to create an absolute weapon, magicians of a top-secret research base lost in Siberia, experimenting with the Space school, break through the Wormhole into another Universe. Two decades later, the drift of physical and magical constants stops the Invasion that has begun, but the territory with a radius of one hundred and sixteen kilometers for many years becomes an outpost of another world. With mutated flora and fauna, in which, among other things, animals regularly visit and, most importantly, the intelligent inhabitants of the Other Side, slightly more developed than earthlings. And this part of the planet, covering the border between the two Empires, is first surrounded by the Wall, and then turns into a tidbit that allows you to borrow the technologies of another civilization not only from its representatives, but also from the "allies." For this is, first of all, profitable. Well, the fact that those Base employees who were not killed by uncontrolled mutations survive in the Crimson Zone, of course, does not bother anyone...