Mercedes is a taxi dancer who wants to be an actress. She's involved with the married Harry, who considers himself a respected actor. Ernesto is in love with Mercedes, but he doesn't dance or have money.

A young inductee into the military is given the task of looking after some chimpanzees used in the mysterious 'Project X'. Getting to know the chimps fairly well, he begins to suspect there is more to the secret project than he is being told.