Arkadiusz is sitting at his computer, talking to himself, saying that he loves his job and he feels alright that he lost some cases, then he can hear a man’s voice. He doesn’t understand what happens and ignores the voice. His wife Jadwiga asks him what happened and he replays he was talking on his own and they go to have dinner. Next scene is at the office, with Andrzej being little drunk and making jokes, Arkadiusz doesn’t seem to laugh much. One day, Arkadiusz goes to work on a case but his computer receives a mysterious error, confused, he goes to make some coffee but then the computer has a very long update. Once the computer opens again he feels shocked as he sees a message in binary code, unable to solve it, he goes to sleep. The next day at his office there are Mietek and Halina, who talked about a data breach, Arkadiusz doesn’t want to hear about it and runs at his office but when he decides to solve the mystery it will be the biggest mistake of his life.