A theater group is training for the play Lapualaisooppera. We see these young people hanging out and talking about what goes on around them. Also sexual matters are involved there and this girl, Tenu, becomes pregnant to Hessu.
| Actor | Role |
|---|---|
 Kristiina HalkolaLiisa Alatalo | Liisa Alatalo |
 Kirsti WallasvaaraTenu | Tenu |
| AAulikki OksanenLulu | Lulu |
 Pekka LaihoPetteri, "Vihtori Herttua", student of Technology | Petteri, "Vihtori Herttua", student of Technology |
 Pekka AutiovuoriAlpo, student of Technology | Alpo, student of Technology |
 Jukka SipiläNipa, "Isotalo", student of Technology | Nipa, "Isotalo", student of Technology |
 Heikki KinnunenHessu, "Isotalo's helper", student | Hessu, "Isotalo's helper", student |
| KKaj ChydeniusNot listed | Not listed |
 Vesa-Matti LoiriNot listed | Not listed |
| KKalle HolmbergNot listed | Not listed |
 Mikko Niskanenluennoitsija | luennoitsija |