At the house, Sharik gets to know Dr. Preobrazhensky's household, which includes Doctor Bormenthal, Professor's student and protegé and two female servants. Despite the Professor's vocal anti-communism, his frequent medical treatment of the Party leaders makes him untouchable. He refuses to reduce the size of his seven-room flat, and treats the Bolsheviks on the housing committee with contempt. Impressed by his new master, Sharik slips easily into the role of "a gentleman's dog".