Fedya asks the guys to help hide the truth about his problems with his studies from his father. Kirill plans to earn Vicky's favor by throwing her an unforgettable birthday party. Slava is angry that Kisel has bought himself an expensive plasma, although he has not yet repaid his debt to Slava.

Fedya volunteers to fill in for the sick Polina at work. He pretends to be a waiter with a posh portfolio in front of the cafe owner's wife. Slava confesses to Polina that he likes to correspond with Medvedeva, but she becomes unbearable on Thursdays. And this is the very day when it is Polina who corresponds with a friend on behalf of the athlete.