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.
Eager young radio reporter Teräsvuori stages a one-man burglary into the Helsinki Art Museum, recorded on tape for a later broadcast by his friend Laakso. Things go awry when a gang of real criminals overhear their plans and book their heist to coincide. Teräsvuori gets caught but escapes from police custody to start his private investigations together with female radio colleague Eila.
Merchant Ville arrives in Malaga with his secretary Esa to meet Outsider regarding a valuable inheritance. Esa falls in love with Spanish beauty Carmen, who joins the pair on their trip to Morocco. Carmen's husband Juan also follows the group.