Um rico industrial, curioso sobre o passado da esposa, contrata um detetive particular. O detetive descobre que a esposa, Paola, foi apaixonada pelo belo Guido na juventude e pode ter sido cúmplice de um crime para conquistá-lo.

Michelangelo Antonioni was one of the great innovators of narrative film, and here’s where he begins. With a basis in film noir and neo-realism, he was already moving beyond both, towards the existential cinema that he would perfect with L’avventura, La notte, and L’eclisse. A master’s debut!