A musical film with a performance by the group that was very fashionable at the time, El Cuarteto Aguilar. It was produced in 1936 but was never released.
The story follows Jaime Lara, a passenger whose ship makes a stop in Buenos Aires for one day. Lara elopes, leaving his wife on board, and walks around the city at night, coming to meet a beautiful yet frivolous hooker, Isa.