Order of power. Detective with an encrypted code that allows you to win a precious artifact

There is a legend about the Great Persian Volkhwe Artaban, who was a certain expensive object as a gift to Jesus, but difficult trials did not allow the magi to save the treasure.
For several centuries it disappeared without a trace.
And then suddenly a rumor began to spread through the countries and continents about the omnipotent magic Order of the authorities, which once belonged to Artaban. The rumors were rapidly multiplied, they found their confirmation, and entire armies, secret societies and clans began hunting for the order. After all, the one in whom he is in his hands will receive inexhaustible strength and power will be able to easily subjugate entire countries, to rule the peoples and redraw history at his discretion.
A few years ago, the Order of Power suddenly surfaced at the auction in London, from where he was soon abducted by unknown. At the same time, in the Russian outback, the historian scientist Alexei Mirsky finds the diary of the priest, which indicates the exact location of the powerful artifact