Quiet Steps

Someone's quiet steps – that's what is heard shortly before the demise of the victim of a new series of brutal murders in Shelkov. The police are at a loss, so Vlad and Yulia have to get involved in the investigation again, while someone continues to intentionally draw Diana and Denis into what is happening.

What role is destined for each of them in someone's elaborate plot? What is this person trying to achieve? And how is an ancient box connected to all of this?