A mysterious-looking Acquisitor appears in the Kiepski's apartment, who tries to convince Ferdinand to buy several pairs of socks. However, it does so in such an unconventional way that the Postman passing past the tilted doors of the Kiepski's apartment reads the situation in a very unambiguous way. A specialist is called to the cold-flashed tile oven of the Kiepski's apartment. It is intended to repair the furnace. No one would have expected, even in the wildest guesses, what caused the furnace to fail.