Who is Linda?

The Apprenticeship of Duddy Kravitz is a novel published by writer Mordecai Richler in the year 1959. The book starts out with the titular character, Duddy Kravitz, as a misguided kid still in high school and takes us through his tumultuous journey to adulthood and trying to become a landowner.
Linda Rubin is a character that Duddy meets during his summer working as a waiter at a resort in the mountains. Linda is the spoiled daughter of hotel owner Mr. Rubin, as well as the girlfriend of Irwin Shubert, one of the employees at the resort who harasses Duddy. As a part of Irwin's plan to cheat Duddy out of some money in a rigged roulette game, Linda makes Duddy believe that she has feelings for him so that she can manipulate him.