 Rastignac , who moved to Paris from the south of France , becomes attracted to the upper class . He has difficulty fitting in , but is tutored by his cousin , Madame de Beauséant , in the ways of high society . Rastignac endears himself to one of Goriot 's daughters , Delphine , after extracting money from his own already @-@ poor family . Vautrin , meanwhile , tries to convince Rastignac to pursue an unmarried woman named Victorine , whose family fortune is blocked only by her brother . He offers to clear the way for Rastignac by having the brother killed in a duel . 
