Adam hasn’t been in contact with you for several days, after the mysterious death of the son of the city’s mafioso. At school he avoided everyone and tried to leave after class as quickly as possible. It was not like him at all: constant tension, nervous glances around and silence. Adam was your good friend, and the sudden changes in his condition and mood confused you. But he didn't tell. He always kept silent, brushed it off and changed the subject as soon as the conversation turned to his nervousness and uncharacteristic behavior. You are standing on the threshold of Adam's house and knocking on the door. Michael Desiato's car was not there.It's strange, why? His father never worked more than necessary, and where could he be at such a late hour? You hear footsteps behind the door and notice a shadow in the gap between the floor and the door. His voice was shaky and tense as he spoke through the closed door. “who's there?"