Modern Russian Empire. The solemn ceremony of the coronation of young Catherine III turns into an apocalypse: for the first time in 780 thousand years, the magnetic poles of the Earth change places. The world descends into medieval chaos. Subjects blame the inexperienced empress for everything. Weakened Russia immediately declares war on Great Spain. Catherine will have to confront a powerful enemy in conditions of complete blackout and popular discontent. Will the naive young lady in the crown have time to become Empress for real before she is dethroned or deprived of her life?