Wild Swine is actually an ironic name for the great search operation of Prague's criminologists, who in a tangle of criminal activity of various kinds were digging around like wild swine before they managed to solve a complicated case. The story takes place in a variety of social spheres, from the Roma people to the world of Prague prostitutes and bakshellers to prominent people.

Matěj Hůrka, a teenage bricklayer's apprentice, a young man who is delicate in matters of love, lives with his grandmother in a country cottage. He struggles with love problems, but waits in vain for some advice as his vivacious grandmother remarries an equally vivacious pensioner. The enterprising eldest generation thus contrasts to some extent with the youth, which is embarrassed.

The popular Moravanka brass band performs at the fair. Vasek Pivoňka, the bandleader of the local brass band Kulatěnky, which broke up, decides to put the band back together. The village musicians are sceptical at first, but later they start rehearsing with vigour. Standa, a Prague resident who is working in a pig farm to cure his nerves, helps them to organise the concert. He really likes Evica Kocourková, but her father keeps an eye on her. Young Šišák tries to charm the teacher Olina. Before the performance can begin, the band must succeed before the cultural committee. However, they fail to do so. The disappointed musicians play for themselves at the station and suddenly they are successful. Standa comes up with an idea how to push Kulatěnka through without the permission of the commission. A concert of Moravanka is being prepared in nearby Nechvalin.

Stanek, a truck driver, is working on a large construction site far from Prague. He hasn't been home for several weeks and is tormented by the idea that his wife is unfaithful. So he sets off to Prague underground and has many adventures along the way. He is stopped by a policeman just outside the building and gives a lift to a group of young people, where he is attracted by a charming girl, a single mother... At home, however, he does not find his wife Ruzena and finally succumbs to the seductions of a neighbour whose husband has left for the night shift. On his way back to the building site on a foggy night, he meets a broken-down ambulance, in which the girl from the youth group who attempted suicide is a patient...

A Midsummer Night's Dream is a charming comedy by W. Shakespeare, well-known from its numerous stage and film adaptations. In the course of one night, the world of real and fairy-tale characters collide, the king Theseus plans a wedding, the capricious king of the elves Oberon wants to punish his consort Titania, and above all, two couples of lovers, entwined by love, wander through the night. And few people notice that at the beginning of the comedy there is a threat - Egeus, Hermia's father, appeals to the king Theseus for his right. If his daughter does not want to marry the man he has chosen for her, he intends to send her to her death. And so it is only a good thing that Oberon and the elf Puck in his service stir up the feelings of Demetrius and Lysander with the help of a magic flower...

Honza Pavelka (Jan Hrusínský) wins the junior motorbike speed races. His thirteen-year-old brother Martin (Roman Cada), his assistant and biggest fan, answers the questions of his schoolfriend Pavlína in a superior tone. Student Zuzana (Libuse Safránková), who gave her scarf to Honza to wear around his neck for the races as a talisman is Honza's girlfriend. He met her when he came to her parent's home to repair the TV set. Honza declines an invitation to celebration with his friends. He goes off with Zuzana instead, but she refuses his intimate advances. The offended young man, who is about to serve his two years in the army, tries to blackmail her emotionally and the couple breaks up. Martin tries various schemes to bring them together again.

The holidays of Vince Adamek, a student of the agricultural school in his native village in South Moravia, are purely working. He likes his job as a zootechnician so much that he seems to turn down an assistant position at the university...