In present day St. Petersburg, police major Igor Grom, an honest and skilled cop with unconventional methods, pursues a vigilante murderer in the mask of a plague doctor.
An impressing war drama, a story of life and heroism of Naum Balapan - an academic psychiatrist, Doctor of Medicine, a chief doctor of the Sevastopol psychiatric hospital since 1922. With the help of his wife he saved dozens of innocent people from Genocide during Nazi Occupation until his tragic death in 1942.