ДНК S09E113 - Выпуск 1304. Друзья или любовники?

Six years ago, a resident of the Saratov region decided to support his single girlfriend and registered her son in his name. Now, the man has a half-million-dollar child support debt and wants to prove that his son is not biologically related to him. However, the boy's mother insists that no one but the ex-husband can be the father. So, did the friendship with privileges end with the birth of a son or with the deception of a girlfriend?