A very delicate case was brought to the famous lawyer Boris Bronnikov: he needs to shelter and hide in his house a businessman Matvey Lydov suspected of murder. Boris is sure of his innocence, but all the evidence is against Matvey. He woke up in bed with a girl with her throat cut. And although he doesn’t remember what happened, he’s certain he didn’t kill anyone. It’s this story that Zhenya Bronnikova starts investigating.