Natalia overhears Tomek advising Kuba to have a baby too. Agata raises Ludwik's blood pressure. Kacper makes a cheat sheet for school. Ludwik places a surveillance camera in the house and catches Natalia red-handed.
Marek comes to Ludwik with an unusual request. Natalia has doubts about whether Magda and Tomek are ready for a baby. Kuba is trying to get back at Paula. Beata meets with Natalia. He wants Magda and Tomek to get married and sign a prenup.
Natalia offers to help Tomek with the baby. Natalia thinks that the boys are very upset about Tomek not being home. No one wants to admit to appearing girthy in the bathtub. Magda asks Kacper how he feels about being a future uncle.
Jan comes to the Boskis' house to settle accounts for a broken sugar bowl. Natalia is sorry that the boys won't talk to her at dinner. Viola picks up Marek. Maria and Viola threaten Magda with childbirth and motherhood.
Marek suggests to Ludwik that he should have a micro-affair while on a business trip. Ludwik leaves Agata and Paula alone and soon discovers that this was not a good idea. Kuba tells Agata that Paula is the love of his life.
Natalia and Kacper feel Tomek's moving out. Beata and Jan's invitation to Sunday dinner did not meet with approval from Ludwik. Magda, upset by her parents' behaviour during dinner, leaves the table and tells Tomek about her worries.
Kuba is impressed with how his younger brother handles women. After talking to Maria, Boska becomes concerned about her husband's infidelity. The boys think Natalia would be nicer to them if they moved out.
Kuba threatens to make a baby too, to be treated better at home. Magda after giving birth to a child intends to return to work quickly. Natalia warns Ludwik to be vigilant with regard to the delegation to Poznan.
Agata explains her problem with emotional intelligence to Ludwik. Paula receives a love letter from Kuba, but she advises him to end his adventure with poetry. Kacper feels rejected by Tomek, who has no time for his brother.
Boska grieves about the crisis in her marriage, Maria decides to solve the problem on her own. Natalia uses an unusual way to motivate Kuba to clean his room. Tomek and Magda's argument ends a family evening at the Boski house.
Kuba forbids his father from talking to Paula after making her cry. Natalia has a conversation with Marek about life and values. Viola predicts a divorce for Magda and Tomek, even though they are not married yet.
Magda brings a gift to her future mother-in-law as a thank you for her care. Natalia melts over her husband's words about her. Maria and Marek get back together. Kacper is worried about his parents getting a divorce.
Magda's malaise puts everyone on edge except Tomek. Kuba organizes Paula and Agata's reconciliation dinner at home. The Boskis go on a ski trip to Jan and Beata's to get to know each other better. During the family's departure, they learn that Magda has given birth.