2078 year. The planet Sirius 6B, a mining colony of the New Economic Bloc, where it was found the new fuel - mineral berynium. But after some time, scientists have discovered that the production of berynium emissions of deadly and radioactive substances. Local residents and workers refused to work and buried all the mines. But the Corporation has sent its troops to recover the loot berynium. Meanwhile many of the inhabitants of the Earth have formed an Alliance of aid to the resistance forces and thus split forces. Started a new cold war, during which the planet Sirius in ruins, and the few survivors entrenched in bunkers. But the situation changed when scientists of the Alliance managed to create a new weapon - the screamers.