When snooty Gueflo's blue-blooded mother finally dies, he is delighted. At last the family fortune and estate will belong to him. However, his joy is short-lived for he learns that his mother bore an illegitimate son to whom she has bequeathed half her wealth. The bastard son turns out to be a waiter living in southern Italy. Upon learning of his good-fortune, he and his pal head north to Florence to take up residence in his newfound family's posh estate. Gueflo does not welcome his half brother and the two engage in heated battles that only worsen when a beautiful and very single baroness gets involved. The relationship between the quasi-siblings abruptly changes when another family secret is revealed.