Catrasca (Jorge Porcel) is a man who works in a restaurant and in his spare time helps in a children's home. His problem is that he carries a family tradition that makes him cause catastrophes in his path, one of which takes his boss (Adolfo García Grau) to the hospital.
Upon leaving the hospital, Catrasca is run over by Graciela (Graciela Alfano), the daughter of Professor Galíndez (Osvaldo Terranova). This is how he meets this professor, who has a formula that says he will be the salvation of humanity, so he is the object of persecutions by villains such as Dr. Linda Winters (Moria Casán).
Alberto and Jorge are employees of a refrigerator, who one day see a bus where several beautiful tourists flirt with the guide who drives them and think that being guides will give them many love affairs. They manage to meet with the owner of the tourism company and his partner (Frías Garmet and Gamarro Salas, respectively), who hire them immediately, promising them a quick promotion in the company. In reality, Frías Garmet and Gamarro Salas are planning a scam of great magnitude, and they need two unwary to indisting them.
Alberto, who has been married to Laura for twenty years, meets Monica in his office, a serious and formal employee with whom he strikes up a friendship.
Friends Alberto and Jorge, who work together in an insurance company and live in the same building, are married to two sisters (Elsa and Alicia). When they go on vacation to Mar del Plata, Alberto and Jorge decide to enjoy their "single life". In addition to this, they have to fulfill a duty entrusted by their boss: to find the revue theater entrepreneur Félix Sagastume, to sign an insurance contract. It is in a canteen where they go to look for him, and there they meet two aspiring vedettes (Zuzú and Bibí), who confuse them with important businessmen and see in them a possibility of achieving fame.
