Tired of the chaos with Oleg, Roma moves to work in Anya's apartment. While Katya is running a marathon with her friends, Oleg and Lyosha suspect Roma of secret affairs and begin to follow him.

Anya and Roma try to figure out the consequences of the night they spent together, and Roma decides to get closer to Daniel, but everything gets out of control. Meanwhile, Katya and Lyosha meet new neighbors.