The story of a bandoneon-loving musician who works as a detective in a hotel and the story of a chemist in love with a widowed woman.

Alberto and Jorge are two friends who work as waiters and during a trip they meet an alien with extraordinary powers. It is sought by a Russian organization, and friends must hide it from it.

A television director decides to make a show about the invasion of transvestites in Mar del Plata. He commissions one of his editors, Jorge Trolombati, who must infiltrate and impersonate one.