He receives a letter in which he has a paper swan and Popov knows only one person who makes them - presumably his dead friend and colleague - Alexander Mironov .
Popov then clears Martin from the police database .
Martin receives a letter in which Martin has a paper swan and Popov knows only one person who makes them - presumably Martin 's dead friend and colleague - Alexander Mironov .
Popov then clears Martin from the police database .