la guardia del corpo (1942)

a lawyer, having to be away from home for a few days, and suspected by certain attitudes of his wife, instructs a young man from a detective agency to monitor the woman. however, the young man must note that nothing justifies the suspicions of his jealous husband. things get complicated when the woman realizes she's being followed. she, believing that the hound is one of his insistent suitor, almost as a joke agrees to be accompanied by him in his daily walks. in the meantime the young man has had a colossal crush, but when he goes to report to her husband, in which he ensures the absolute fidelity of his wife, she discovers everything and is indignant with both her husband and the investigator.