Kitty, niece of a Marchioness, is betrothed to Don Candido, a wealthy manufacturer of preserves. Nico, an old friend of Candide who is completely ruined, arrives to the fashion hotel in which both are. Nico falls in love with Kitty, but, unlike the other men who court her, treats her with indifference. The girl, wounded in his pride, it is interested to Nico. Just before the wedding, Don Candido leaves claimed by its industrial businesses, and instructs his friend to take care of his bride. Nico and Kitty end up falling in love. Don Candido back the same day fixed for the wedding.

Two families that hate each other coudn't hinder the marriage of their firstborns. From this relationship born two pair of twins. Unfortunately their parents die and each family take in one pair of twins. Time pass trough, the twins find each other and many questions need to be solved.