The Grand Duchy of Siberia is under threat: hordes of mutants are advancing from the Great Pit beyond the Ural Ridge. Under the walls of Sibirsk-on-Ob, the creatures manage to be stopped, but no second invasion will be survived either by the city or the duchy. One hope remains—on the Pomor community, which keeps an old map of military facilities. Perhaps with its help they can find surviving depots with weapons manufactured even before the Slaughter, and which are now so desperately needed. The expedition to Solovki is led by Viktor Tesov, nicknamed the Golden. The travelers will face battles with sea monsters and Viking pirates, capture and escape, the glory of furious berserkers, and—recruitment camp of lansknechts of the Holy Inquisition…