Two men, who both have tried to commit a suicide, decide to found a "Let's do it together"-suicide association to help the self-destructive people to succeed in their goal. Soon they have a bus load of candidates and together they start a bus tour in order to find a suitable place for the mass suicide.
Uuno Turhapuro reads guide books to learn how to be an orchestra conductor and a secret agent. Meanwhile, his father in law hatches a complicated scheme to finally get rid of Uuno.
Uuno's nose is proved to be so good, that he can smell behind the display window what goods are on the other side. With this fabulous smell talent Uuno is chosen to Police's police-dog school as a student among the other dogs. Meanwhile Director Tuura, Uuno's father-in-law has been chosen to a very high office and thinks that Uuno is just gaining bad reputation for him, so he decides to broake Uuno's and Elisabet's marriage.
