MUR investigator, Colonel Alexander Khlystov, receives by mail an old photograph: it captures Yesenin, who had just been taken out of the loop. According to the rules, the investigator should give the law a legal move. But Khlystov, having made an exception for himself, decides to take up a private search and plunges into the study of the life of Yesenin and his mysterious deat...$Друг мой, друг мой, я очень и очень болен. Сам не знаю, откуда взялась эта боль.