The Room of Old Keys

If you have no friends, no job, and nowhere to live, it is so tempting to respond to a random advertisement in the newspaper! But, stepping over the threshold of the house of her dreams, Polina AVERINA did not know that behind this door, terrifying crimes and true love, shattered illusions and confrontation with a mysterious order awaited her.

What happened to her predecessor? What secrets does the mysterious house keep? And what is the owner so afraid of? Will he help Polina - or will he himself need the help of private detectives Makara ILYUSHIN and Sergey BABKIN? Will this room open up for Polina?

Or maybe some doors are better left unopened forever?…