Knights and Angels

The adventures of the inseparable trio - Kira, Kirill, and Kuzmich - continue. This time, in the hidden compartment of an antique bureau, Kirill finds a bundle of letters from a century ago, mentioning hidden treasures. He goes to the antique shop where he bought the bureau to find out the address of the previous owner of the furniture. But as soon as Kirill leaves, the owner of the shop is found dead. The most unpleasant part is that he becomes one of the suspects in her murder. There's nowhere to run - now the friends must find out if the owner's death is connected to the letters or not, and who committed this crime. And, of course, try to find the ancient treasure...