Oleg Efremov is an impressive middle-aged man whose life took a wrong turn... He wanted to become a doctor and save lives, but he works as a pathologist, he wanted to find a soul mate and get married, but he was left alone, he wanted to move out from his mother, but before still lives with her. He comes to a new park hotel to take a break from work and his mother. However, already on the second day he accidentally kills a young girl, after which he tries to hide the crime. And the biggest mystery in this whole story is that the girl’s spirit came to his aid. He gives advice on how best to hide the murder and reveals secrets about the events of Oleg's past. He is so friendly that he is even scary... Why did he decide to help? Maybe this is a hallucination due to guilt? Or maybe Efremov died too? He will find out everything when the time comes...