One who appears at midnight

Mysticism and folklore weaved in one amazing story about the ruler of the Wallachia - Prince Vladislav from the Drakulesti clan, whose whole life went through the endless and ruthless struggle with external and internal enemies. His subjects lived in fear and tried without extreme need not to catch his eye. However, at night, the capital of Wallachia was in the power of another lord, even more merciless ...
investigator Malashkin, who was familiar with the Dracula by books and films, of course, did not believe in his existence, but the details of one very unusual business plunged him into doubt. The dead man who came up and fled from the morgue, who died from the loss of blood of the hospital storekeeper, the loss of test tubes with blood from the clinical laboratory ... Is a vampire who comes out of the ground at night and drinks the blood of the living in the city and his environs to satisfy his eternal hunger?