Composer and program director Harri forms a quartet, recruiting Apon, Teika, Kauko, and Olli as members. Based on an idea from Olli's beloved Raija, the ensemble is named the Kipparikvartetti.
Justiina gives lessons to friends who are avoiding work and sends them to work. Pekka and Pätkä end up in a woodworking factory, where their job is to nail together the legs of a Christmas tree. The men think they will get rich this way, but through misadventures they end up in many different jobs and being chased by a crowd of admiring women.
A man's body is found on Tähtitorninmäki in Helsinki. Palmu starts to investigate the case, but the scandalous newspaper story causes problems for the police.
