“He suddenly saw before him his whole long, long life as one short week: with labor-starting Monday, youthful Tuesday, courageous Wednesday, strong Thursday, mature Friday, thunderous Saturday and quiet, bright Sunday…”< p>On it - all the Moscow guards, keeping the city order, detecting crimes. He investigates atrocity after atrocity, and in the meantime, before the eyes of the reader, not only a series of incredible adventures of the “old Moscow Sherlock Holmes” passes, but also the entire seventeenth century, with its wars, dashing robbers and famous riots.