Three beautiful young women go to Madrid and fall in love. Fran, an aspiring singer and actress (played by Ann-Margret), becomes attracted to a Spanish doctor (Andre Lawrence). Maggie (Lynley) is a secretary hopelessly in love with her boss (Keith), who is married to a jealous woman (Tierney). Susie (played by Tiffin) falls for a wealthy playboy (Franciosa) who is not inclined toward marriage. Ann-Margret sings four songs composed by Sammy Cahn and James Van Heusen.